diff --git a/samtranslator/model/eventsources/push.py b/samtranslator/model/eventsources/push.py
index c293b6ba6..03ec6a8fb 100644
--- a/samtranslator/model/eventsources/push.py
+++ b/samtranslator/model/eventsources/push.py
@@ -939,6 +939,7 @@ class HttpApi(PushEventSource):
         "Auth": PropertyType(False, is_type(dict)),
         "TimeoutInMillis": PropertyType(False, is_type(int)),
         "RouteSettings": PropertyType(False, is_type(dict)),
+        "PayloadFormatVersion": PropertyType(False, is_str()),
     }
 
     def resources_to_link(self, resources):
@@ -1076,6 +1077,10 @@ def _add_openapi_integration(self, api, function, manage_swagger=False):
                 api=api, path=self.Path, method_name=self.Method, path_parameters=path_parameters
             )
 
+        if self.PayloadFormatVersion:
+            editor.add_payload_format_version_to_method(
+                api=api, path=self.Path, method_name=self.Method, payload_format_version=self.PayloadFormatVersion
+            )
         api["DefinitionBody"] = editor.openapi
 
     def _add_auth_to_openapi_integration(self, api, editor):
diff --git a/samtranslator/open_api/open_api.py b/samtranslator/open_api/open_api.py
index bcc13fc74..68b652cfb 100644
--- a/samtranslator/open_api/open_api.py
+++ b/samtranslator/open_api/open_api.py
@@ -210,7 +210,7 @@ def add_lambda_integration(
         path_dict[method][self._X_APIGW_INTEGRATION] = {
             "type": "aws_proxy",
             "httpMethod": "POST",
-            "payloadFormatVersion": "1.0",
+            "payloadFormatVersion": "2.0",
             "uri": integration_uri,
         }
 
@@ -289,6 +289,20 @@ def add_path_parameters_to_method(self, api, path, method_name, path_parameters)
                     parameter = {"name": param, "in": "path", "required": True}
                     method_definition.get("parameters").append(parameter)
 
+    def add_payload_format_version_to_method(self, api, path, method_name, payload_format_version="2.0"):
+        """
+        Adds a payload format version to this path/method.
+
+        :param dict api: Reference to the related Api's properties as defined in the template.
+        :param string path: Path name
+        :param string method_name: Method name
+        :param string payload_format_version: payload format version sent to the integration
+        """
+        normalized_method_name = self._normalize_method_name(method_name)
+        for method_definition in self.get_method_contents(self.get_path(path)[normalized_method_name]):
+            if self.method_definition_has_integration(method_definition):
+                method_definition[self._X_APIGW_INTEGRATION]["payloadFormatVersion"] = payload_format_version
+
     def add_authorizers_security_definitions(self, authorizers):
         """
         Add Authorizer definitions to the securityDefinitions part of Swagger.
diff --git a/tests/openapi/test_openapi.py b/tests/openapi/test_openapi.py
index dde6ea061..a70227e35 100644
--- a/tests/openapi/test_openapi.py
+++ b/tests/openapi/test_openapi.py
@@ -217,7 +217,7 @@ def test_must_add_new_integration_to_new_path(self):
             _X_INTEGRATION: {
                 "type": "aws_proxy",
                 "httpMethod": "POST",
-                "payloadFormatVersion": "1.0",
+                "payloadFormatVersion": "2.0",
                 "uri": integration_uri,
             },
         }
@@ -241,7 +241,7 @@ def test_must_add_new_integration_with_conditions_to_new_path(self):
                     _X_INTEGRATION: {
                         "type": "aws_proxy",
                         "httpMethod": "POST",
-                        "payloadFormatVersion": "1.0",
+                        "payloadFormatVersion": "2.0",
                         "uri": {"Fn::If": ["condition", integration_uri, {"Ref": "AWS::NoValue"}]},
                     },
                 },
@@ -268,7 +268,7 @@ def test_must_add_new_integration_to_existing_path(self):
             _X_INTEGRATION: {
                 "type": "aws_proxy",
                 "httpMethod": "POST",
-                "payloadFormatVersion": "1.0",
+                "payloadFormatVersion": "2.0",
                 "uri": integration_uri,
             },
         }
diff --git a/tests/translator/input/http_api_existing_openapi.yaml b/tests/translator/input/http_api_existing_openapi.yaml
index 75ec016ea..891d9199e 100644
--- a/tests/translator/input/http_api_existing_openapi.yaml
+++ b/tests/translator/input/http_api_existing_openapi.yaml
@@ -35,6 +35,7 @@ Resources:
           Properties:
             ApiId: !Ref MyApi
             TimeoutInMillis: !Ref Timeout
+            PayloadFormatVersion: '1.0'
         PathParametersExisting:
           Type: HttpApi
           Properties:
diff --git a/tests/translator/input/http_api_existing_openapi_conditions.yaml b/tests/translator/input/http_api_existing_openapi_conditions.yaml
index 7b0b5fec1..6b9c91c5f 100644
--- a/tests/translator/input/http_api_existing_openapi_conditions.yaml
+++ b/tests/translator/input/http_api_existing_openapi_conditions.yaml
@@ -15,6 +15,7 @@ Resources:
         Basic: # integration exists
           Type: HttpApi
           Properties:
+            PayloadFormatVersion: "2.0"
             Path: /basic
             Method: post
             ApiId: !Ref MyApi
diff --git a/tests/translator/input/http_api_explicit_stage.yaml b/tests/translator/input/http_api_explicit_stage.yaml
index 90b1b1932..576ab3a6a 100644
--- a/tests/translator/input/http_api_explicit_stage.yaml
+++ b/tests/translator/input/http_api_explicit_stage.yaml
@@ -2,6 +2,10 @@ Parameters:
   CorsParam:
     Type: String
     Default: True
+  PayloadFormatVersion:
+    Default: '1.0'
+    Type: String
+
 Globals:
   HttpApi:
     RouteSettings:
@@ -24,6 +28,8 @@ Resources:
             RouteSettings:
               ThrottlingBurstLimit: 300
               LoggingLevel: INFO
+            PayloadFormatVersion: !Ref PayloadFormatVersion
+
   MyApi:
     Type: AWS::Serverless::HttpApi
     Properties:
diff --git a/tests/translator/output/api_with_basic_custom_domain_http.json b/tests/translator/output/api_with_basic_custom_domain_http.json
index 94d8020a6..f9bb82d27 100644
--- a/tests/translator/output/api_with_basic_custom_domain_http.json
+++ b/tests/translator/output/api_with_basic_custom_domain_http.json
@@ -186,7 +186,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${HttpApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "responses": {}
               }
@@ -199,7 +199,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${HttpApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "isDefaultRoute": true, 
                 "responses": {}
diff --git a/tests/translator/output/api_with_basic_custom_domain_intrinsics_http.json b/tests/translator/output/api_with_basic_custom_domain_intrinsics_http.json
index 4d351c301..dca8fe2e7 100644
--- a/tests/translator/output/api_with_basic_custom_domain_intrinsics_http.json
+++ b/tests/translator/output/api_with_basic_custom_domain_intrinsics_http.json
@@ -74,7 +74,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
@@ -187,7 +187,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
diff --git a/tests/translator/output/api_with_custom_domain_route53_hosted_zone_name_http.json b/tests/translator/output/api_with_custom_domain_route53_hosted_zone_name_http.json
index 29e0c651e..d9ffc5aac 100644
--- a/tests/translator/output/api_with_custom_domain_route53_hosted_zone_name_http.json
+++ b/tests/translator/output/api_with_custom_domain_route53_hosted_zone_name_http.json
@@ -171,7 +171,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${MyFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "responses": {}
               }
diff --git a/tests/translator/output/api_with_custom_domain_route53_http.json b/tests/translator/output/api_with_custom_domain_route53_http.json
index f2b054715..54e445611 100644
--- a/tests/translator/output/api_with_custom_domain_route53_http.json
+++ b/tests/translator/output/api_with_custom_domain_route53_http.json
@@ -189,7 +189,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${MyFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "responses": {}
               }
diff --git a/tests/translator/output/aws-cn/api_with_basic_custom_domain_http.json b/tests/translator/output/aws-cn/api_with_basic_custom_domain_http.json
index 6309cf1ef..08b0bea50 100644
--- a/tests/translator/output/aws-cn/api_with_basic_custom_domain_http.json
+++ b/tests/translator/output/aws-cn/api_with_basic_custom_domain_http.json
@@ -186,7 +186,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${HttpApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "responses": {}
               }
@@ -199,7 +199,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${HttpApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "isDefaultRoute": true, 
                 "responses": {}
diff --git a/tests/translator/output/aws-cn/api_with_basic_custom_domain_intrinsics_http.json b/tests/translator/output/aws-cn/api_with_basic_custom_domain_intrinsics_http.json
index e6dbc7df1..02d0cb976 100644
--- a/tests/translator/output/aws-cn/api_with_basic_custom_domain_intrinsics_http.json
+++ b/tests/translator/output/aws-cn/api_with_basic_custom_domain_intrinsics_http.json
@@ -88,7 +88,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
@@ -271,7 +271,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
diff --git a/tests/translator/output/aws-cn/api_with_custom_domain_route53_hosted_zone_name_http.json b/tests/translator/output/aws-cn/api_with_custom_domain_route53_hosted_zone_name_http.json
index 1fb95eaf7..351eeedb8 100644
--- a/tests/translator/output/aws-cn/api_with_custom_domain_route53_hosted_zone_name_http.json
+++ b/tests/translator/output/aws-cn/api_with_custom_domain_route53_hosted_zone_name_http.json
@@ -171,7 +171,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${MyFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "responses": {}
               }
diff --git a/tests/translator/output/aws-cn/api_with_custom_domain_route53_http.json b/tests/translator/output/aws-cn/api_with_custom_domain_route53_http.json
index 31c6a71d5..34e7a8e9d 100644
--- a/tests/translator/output/aws-cn/api_with_custom_domain_route53_http.json
+++ b/tests/translator/output/aws-cn/api_with_custom_domain_route53_http.json
@@ -189,7 +189,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${MyFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "responses": {}
               }
diff --git a/tests/translator/output/aws-cn/explicit_http_api.json b/tests/translator/output/aws-cn/explicit_http_api.json
index d36326762..2eebb7bb8 100644
--- a/tests/translator/output/aws-cn/explicit_http_api.json
+++ b/tests/translator/output/aws-cn/explicit_http_api.json
@@ -104,7 +104,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${HttpApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "security": [
                   {
@@ -213,7 +213,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${HttpApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "isDefaultRoute": true, 
                 "security": [
diff --git a/tests/translator/output/aws-cn/explicit_http_api_minimum.json b/tests/translator/output/aws-cn/explicit_http_api_minimum.json
index 4a7270a86..09367ab43 100644
--- a/tests/translator/output/aws-cn/explicit_http_api_minimum.json
+++ b/tests/translator/output/aws-cn/explicit_http_api_minimum.json
@@ -120,7 +120,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${Function.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "isDefaultRoute": true, 
                 "responses": {}
diff --git a/tests/translator/output/aws-cn/http_api_existing_openapi.json b/tests/translator/output/aws-cn/http_api_existing_openapi.json
index 0d81ea2b9..606deddcb 100644
--- a/tests/translator/output/aws-cn/http_api_existing_openapi.json
+++ b/tests/translator/output/aws-cn/http_api_existing_openapi.json
@@ -113,7 +113,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${HttpApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "responses": {}, 
                 "parameters": [
diff --git a/tests/translator/output/aws-cn/http_api_existing_openapi_conditions.json b/tests/translator/output/aws-cn/http_api_existing_openapi_conditions.json
index 1b70975cc..c674491ca 100644
--- a/tests/translator/output/aws-cn/http_api_existing_openapi_conditions.json
+++ b/tests/translator/output/aws-cn/http_api_existing_openapi_conditions.json
@@ -119,7 +119,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${DifferentFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "security": [
                   {
@@ -198,7 +198,7 @@
                           }
                         ]
                       }, 
-                      "payloadFormatVersion": "1.0"
+                      "payloadFormatVersion": "2.0"
                     }, 
                     "responses": {}
                   }, 
diff --git a/tests/translator/output/aws-cn/http_api_explicit_stage.json b/tests/translator/output/aws-cn/http_api_explicit_stage.json
index e42314c13..eb33d241d 100644
--- a/tests/translator/output/aws-cn/http_api_explicit_stage.json
+++ b/tests/translator/output/aws-cn/http_api_explicit_stage.json
@@ -3,6 +3,10 @@
     "CorsParam": {
       "Default": true, 
       "Type": "String"
+    },
+    "PayloadFormatVersion": {
+        "Default": "1.0",
+        "Type": "String"
     }
   }, 
   "Resources": {
@@ -128,7 +132,9 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${HttpApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": {
+                    "Ref": "PayloadFormatVersion"
+                  }
                 }, 
                 "isDefaultRoute": true, 
                 "responses": {}
diff --git a/tests/translator/output/aws-cn/http_api_with_cors.json b/tests/translator/output/aws-cn/http_api_with_cors.json
index 0510e7722..ccf90e087 100644
--- a/tests/translator/output/aws-cn/http_api_with_cors.json
+++ b/tests/translator/output/aws-cn/http_api_with_cors.json
@@ -53,7 +53,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${HttpApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "isDefaultRoute": true, 
                 "responses": {}
@@ -203,7 +203,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${HttpApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "isDefaultRoute": true, 
                 "responses": {}
diff --git a/tests/translator/output/aws-cn/implicit_http_api.json b/tests/translator/output/aws-cn/implicit_http_api.json
index e0ea540b3..c23badb55 100644
--- a/tests/translator/output/aws-cn/implicit_http_api.json
+++ b/tests/translator/output/aws-cn/implicit_http_api.json
@@ -161,7 +161,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${HttpApiFunction2.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "responses": {}
               }
@@ -174,7 +174,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${HttpApiFunction2.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "responses": {}, 
                 "parameters": [
@@ -199,7 +199,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${HttpApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "isDefaultRoute": true, 
                 "responses": {}
@@ -213,7 +213,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${HttpApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "responses": {}
               }
diff --git a/tests/translator/output/aws-cn/implicit_http_api_auth_and_simple_case.json b/tests/translator/output/aws-cn/implicit_http_api_auth_and_simple_case.json
index 068023308..b3e095010 100644
--- a/tests/translator/output/aws-cn/implicit_http_api_auth_and_simple_case.json
+++ b/tests/translator/output/aws-cn/implicit_http_api_auth_and_simple_case.json
@@ -107,7 +107,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${RestApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "security": [
                   {
@@ -127,7 +127,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${RestApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "security": [
                   {
@@ -147,7 +147,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${RestApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "isDefaultRoute": true, 
                 "security": [
@@ -168,7 +168,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${RestApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "security": [
                   {
@@ -186,7 +186,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${RestApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "security": [
                   {
diff --git a/tests/translator/output/aws-cn/implicit_http_api_with_many_conditions.json b/tests/translator/output/aws-cn/implicit_http_api_with_many_conditions.json
index 3469cc26f..90f1f1c0f 100644
--- a/tests/translator/output/aws-cn/implicit_http_api_with_many_conditions.json
+++ b/tests/translator/output/aws-cn/implicit_http_api_with_many_conditions.json
@@ -222,7 +222,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
@@ -259,7 +259,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
@@ -296,7 +296,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
@@ -333,7 +333,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
@@ -370,7 +370,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "isDefaultRoute": true, 
                         "security": [
@@ -415,7 +415,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
@@ -452,7 +452,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
@@ -489,7 +489,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
@@ -526,7 +526,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
@@ -563,7 +563,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
@@ -600,7 +600,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
@@ -637,7 +637,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
diff --git a/tests/translator/output/aws-us-gov/api_with_basic_custom_domain_http.json b/tests/translator/output/aws-us-gov/api_with_basic_custom_domain_http.json
index 4712f95fb..cb2577deb 100644
--- a/tests/translator/output/aws-us-gov/api_with_basic_custom_domain_http.json
+++ b/tests/translator/output/aws-us-gov/api_with_basic_custom_domain_http.json
@@ -186,7 +186,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${HttpApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "responses": {}
               }
@@ -199,7 +199,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${HttpApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "isDefaultRoute": true, 
                 "responses": {}
diff --git a/tests/translator/output/aws-us-gov/api_with_basic_custom_domain_intrinsics_http.json b/tests/translator/output/aws-us-gov/api_with_basic_custom_domain_intrinsics_http.json
index 1086f4a04..b3a6b181c 100644
--- a/tests/translator/output/aws-us-gov/api_with_basic_custom_domain_intrinsics_http.json
+++ b/tests/translator/output/aws-us-gov/api_with_basic_custom_domain_intrinsics_http.json
@@ -88,7 +88,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
@@ -271,7 +271,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
diff --git a/tests/translator/output/aws-us-gov/api_with_custom_domain_route53_hosted_zone_name_http.json b/tests/translator/output/aws-us-gov/api_with_custom_domain_route53_hosted_zone_name_http.json
index 8ee48ef33..f952f03ad 100644
--- a/tests/translator/output/aws-us-gov/api_with_custom_domain_route53_hosted_zone_name_http.json
+++ b/tests/translator/output/aws-us-gov/api_with_custom_domain_route53_hosted_zone_name_http.json
@@ -171,7 +171,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${MyFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "responses": {}
               }
diff --git a/tests/translator/output/aws-us-gov/api_with_custom_domain_route53_http.json b/tests/translator/output/aws-us-gov/api_with_custom_domain_route53_http.json
index 9d42f4e5e..c92bc2242 100644
--- a/tests/translator/output/aws-us-gov/api_with_custom_domain_route53_http.json
+++ b/tests/translator/output/aws-us-gov/api_with_custom_domain_route53_http.json
@@ -189,7 +189,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${MyFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "responses": {}
               }
diff --git a/tests/translator/output/aws-us-gov/explicit_http_api.json b/tests/translator/output/aws-us-gov/explicit_http_api.json
index 5a6a2d873..e3ff6cce6 100644
--- a/tests/translator/output/aws-us-gov/explicit_http_api.json
+++ b/tests/translator/output/aws-us-gov/explicit_http_api.json
@@ -104,7 +104,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${HttpApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "security": [
                   {
@@ -213,7 +213,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${HttpApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "isDefaultRoute": true, 
                 "security": [
diff --git a/tests/translator/output/aws-us-gov/explicit_http_api_minimum.json b/tests/translator/output/aws-us-gov/explicit_http_api_minimum.json
index 205c7c155..df8e5fcfb 100644
--- a/tests/translator/output/aws-us-gov/explicit_http_api_minimum.json
+++ b/tests/translator/output/aws-us-gov/explicit_http_api_minimum.json
@@ -120,7 +120,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${Function.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "isDefaultRoute": true, 
                 "responses": {}
diff --git a/tests/translator/output/aws-us-gov/http_api_existing_openapi.json b/tests/translator/output/aws-us-gov/http_api_existing_openapi.json
index a00a253b7..5efdccc32 100644
--- a/tests/translator/output/aws-us-gov/http_api_existing_openapi.json
+++ b/tests/translator/output/aws-us-gov/http_api_existing_openapi.json
@@ -113,7 +113,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${HttpApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "responses": {}, 
                 "parameters": [
diff --git a/tests/translator/output/aws-us-gov/http_api_existing_openapi_conditions.json b/tests/translator/output/aws-us-gov/http_api_existing_openapi_conditions.json
index e5eb69fb2..22e36ce32 100644
--- a/tests/translator/output/aws-us-gov/http_api_existing_openapi_conditions.json
+++ b/tests/translator/output/aws-us-gov/http_api_existing_openapi_conditions.json
@@ -119,7 +119,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${DifferentFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "security": [
                   {
@@ -198,7 +198,7 @@
                           }
                         ]
                       }, 
-                      "payloadFormatVersion": "1.0"
+                      "payloadFormatVersion": "2.0"
                     }, 
                     "responses": {}
                   }, 
diff --git a/tests/translator/output/aws-us-gov/http_api_explicit_stage.json b/tests/translator/output/aws-us-gov/http_api_explicit_stage.json
index a81cdcc15..6fbeb6689 100644
--- a/tests/translator/output/aws-us-gov/http_api_explicit_stage.json
+++ b/tests/translator/output/aws-us-gov/http_api_explicit_stage.json
@@ -3,6 +3,10 @@
     "CorsParam": {
       "Default": true, 
       "Type": "String"
+    },
+    "PayloadFormatVersion": {
+        "Default": "1.0",
+        "Type": "String"
     }
   }, 
   "Resources": {
@@ -128,7 +132,9 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${HttpApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": {
+                    "Ref": "PayloadFormatVersion"
+                  }
                 }, 
                 "isDefaultRoute": true, 
                 "responses": {}
diff --git a/tests/translator/output/aws-us-gov/http_api_with_cors.json b/tests/translator/output/aws-us-gov/http_api_with_cors.json
index fe60926e7..7b9ed1d10 100644
--- a/tests/translator/output/aws-us-gov/http_api_with_cors.json
+++ b/tests/translator/output/aws-us-gov/http_api_with_cors.json
@@ -53,7 +53,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${HttpApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "isDefaultRoute": true, 
                 "responses": {}
@@ -203,7 +203,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${HttpApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "isDefaultRoute": true, 
                 "responses": {}
diff --git a/tests/translator/output/aws-us-gov/implicit_http_api.json b/tests/translator/output/aws-us-gov/implicit_http_api.json
index 9237946d9..713e890c6 100644
--- a/tests/translator/output/aws-us-gov/implicit_http_api.json
+++ b/tests/translator/output/aws-us-gov/implicit_http_api.json
@@ -161,7 +161,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${HttpApiFunction2.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "responses": {}
               }
@@ -174,7 +174,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${HttpApiFunction2.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "responses": {}, 
                 "parameters": [
@@ -199,7 +199,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${HttpApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "isDefaultRoute": true, 
                 "responses": {}
@@ -213,7 +213,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${HttpApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "responses": {}
               }
diff --git a/tests/translator/output/aws-us-gov/implicit_http_api_auth_and_simple_case.json b/tests/translator/output/aws-us-gov/implicit_http_api_auth_and_simple_case.json
index a3bf1e395..7ace3a522 100644
--- a/tests/translator/output/aws-us-gov/implicit_http_api_auth_and_simple_case.json
+++ b/tests/translator/output/aws-us-gov/implicit_http_api_auth_and_simple_case.json
@@ -107,7 +107,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${RestApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "security": [
                   {
@@ -127,7 +127,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${RestApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "security": [
                   {
@@ -147,7 +147,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${RestApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "isDefaultRoute": true, 
                 "security": [
@@ -168,7 +168,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${RestApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "security": [
                   {
@@ -186,7 +186,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${RestApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "security": [
                   {
diff --git a/tests/translator/output/aws-us-gov/implicit_http_api_with_many_conditions.json b/tests/translator/output/aws-us-gov/implicit_http_api_with_many_conditions.json
index 10fbf280f..9f1185595 100644
--- a/tests/translator/output/aws-us-gov/implicit_http_api_with_many_conditions.json
+++ b/tests/translator/output/aws-us-gov/implicit_http_api_with_many_conditions.json
@@ -222,7 +222,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
@@ -259,7 +259,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
@@ -296,7 +296,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
@@ -333,7 +333,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
@@ -370,7 +370,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "isDefaultRoute": true, 
                         "security": [
@@ -415,7 +415,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
@@ -452,7 +452,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
@@ -489,7 +489,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
@@ -526,7 +526,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
@@ -563,7 +563,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
@@ -600,7 +600,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
@@ -637,7 +637,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
diff --git a/tests/translator/output/explicit_http_api.json b/tests/translator/output/explicit_http_api.json
index 274547f31..8a8a6dab6 100644
--- a/tests/translator/output/explicit_http_api.json
+++ b/tests/translator/output/explicit_http_api.json
@@ -1,67 +1,67 @@
 {
   "Resources": {
     "MyApiApiGatewayDefaultStage": {
-      "Type": "AWS::ApiGatewayV2::Stage", 
+      "Type": "AWS::ApiGatewayV2::Stage",
       "Properties": {
         "ApiId": {
           "Ref": "MyApi"
-        }, 
-        "AutoDeploy": true, 
-        "StageName": "$default", 
+        },
+        "AutoDeploy": true,
+        "StageName": "$default",
         "Tags": {
           "httpapi:createdBy": "SAM"
         }
       }
-    }, 
+    },
     "MyApi2ApiGatewayDefaultStage": {
-      "Type": "AWS::ApiGatewayV2::Stage", 
+      "Type": "AWS::ApiGatewayV2::Stage",
       "Properties": {
         "ApiId": {
           "Ref": "MyApi2"
-        }, 
-        "AutoDeploy": true, 
-        "StageName": "$default", 
+        },
+        "AutoDeploy": true,
+        "StageName": "$default",
         "Tags": {
           "httpapi:createdBy": "SAM"
         }
       }
-    }, 
+    },
     "HttpApiFunction": {
-      "Type": "AWS::Lambda::Function", 
+      "Type": "AWS::Lambda::Function",
       "Properties": {
-        "Handler": "index.restapi", 
+        "Handler": "index.restapi",
         "Code": {
-          "S3Bucket": "sam-demo-bucket", 
+          "S3Bucket": "sam-demo-bucket",
           "S3Key": "todo_list.zip"
-        }, 
+        },
         "Role": {
           "Fn::GetAtt": [
-            "HttpApiFunctionRole", 
+            "HttpApiFunctionRole",
             "Arn"
           ]
-        }, 
-        "Runtime": "python3.7", 
+        },
+        "Runtime": "python3.7",
         "Tags": [
           {
-            "Value": "SAM", 
+            "Value": "SAM",
             "Key": "lambda:createdBy"
           }
         ]
       }
-    }, 
+    },
     "HttpApiFunctionSimpleCasePermission": {
-      "Type": "AWS::Lambda::Permission", 
+      "Type": "AWS::Lambda::Permission",
       "Properties": {
-        "Action": "lambda:InvokeFunction", 
-        "Principal": "apigateway.amazonaws.com", 
+        "Action": "lambda:InvokeFunction",
+        "Principal": "apigateway.amazonaws.com",
         "FunctionName": {
           "Ref": "HttpApiFunction"
-        }, 
+        },
         "SourceArn": {
           "Fn::Sub": [
-            "arn:${AWS::Partition}:execute-api:${AWS::Region}:${AWS::AccountId}:${__ApiId__}/${__Stage__}/*", 
+            "arn:${AWS::Partition}:execute-api:${AWS::Region}:${AWS::AccountId}:${__ApiId__}/${__Stage__}/*",
             {
-              "__Stage__": "*", 
+              "__Stage__": "*",
               "__ApiId__": {
                 "Ref": "MyApi"
               }
@@ -69,90 +69,90 @@
           ]
         }
       }
-    }, 
+    },
     "MyApi2": {
-      "Type": "AWS::ApiGatewayV2::Api", 
+      "Type": "AWS::ApiGatewayV2::Api",
       "Properties": {
         "Body": {
           "info": {
             "title": {
               "Fn::Sub": "${AWS::StackName}-Apiv2"
             }
-          }, 
+          },
           "paths": {
             "$default": {
               "x-amazon-apigateway-any-method": {
                 "x-amazon-apigateway-integration": {
-                  "httpMethod": "ANY", 
-                  "type": "http_proxy", 
-                  "uri": "https://www.alphavantage.co/", 
+                  "httpMethod": "ANY",
+                  "type": "http_proxy",
+                  "uri": "https://www.alphavantage.co/",
                   "payloadFormatVersion": "1.0"
-                }, 
-                "isDefaultRoute": true, 
+                },
+                "isDefaultRoute": true,
                 "security": [
                   {
                     "OAuth2": []
                   }
                 ]
               }
-            }, 
+            },
             "/": {
               "get": {
                 "x-amazon-apigateway-integration": {
-                  "httpMethod": "POST", 
-                  "type": "aws_proxy", 
+                  "httpMethod": "POST",
+                  "type": "aws_proxy",
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${HttpApiFunction.Arn}/invocations"
-                  }, 
-                  "payloadFormatVersion": "1.0"
-                }, 
+                  },
+                  "payloadFormatVersion": "2.0"
+                },
                 "security": [
                   {
                     "OAuth2": []
                   }
-                ], 
+                ],
                 "responses": {}
               }
             }
-          }, 
-          "openapi": "3.0", 
+          },
+          "openapi": "3.0",
           "components": {
             "securitySchemes": {
               "OAuth2": {
-                "type": "oauth2", 
+                "type": "oauth2",
                 "x-amazon-apigateway-authorizer": {
-                  "identitySource": "$request.querystring.param", 
-                  "type": "jwt", 
+                  "identitySource": "$request.querystring.param",
+                  "type": "jwt",
                   "jwtConfiguration": {
                     "audience": [
                       "MyApi"
-                    ], 
+                    ],
                     "issuer": "https://www.example.com/v1/connect/oidc"
                   }
                 }
               }
             }
-          }, 
+          },
           "tags": [
             {
-              "name": "httpapi:createdBy", 
+              "name": "httpapi:createdBy",
               "x-amazon-apigateway-tag-value": "SAM"
             }
           ]
         }
       }
-    }, 
+    },
     "HttpApiFunctionRole": {
-      "Type": "AWS::IAM::Role", 
+      "Type": "AWS::IAM::Role",
       "Properties": {
         "AssumeRolePolicyDocument": {
-          "Version": "2012-10-17", 
+          "Version": "2012-10-17",
           "Statement": [
             {
               "Action": [
                 "sts:AssumeRole"
-              ], 
-              "Effect": "Allow", 
+              ],
+              "Effect": "Allow",
               "Principal": {
                 "Service": [
                   "lambda.amazonaws.com"
@@ -160,31 +160,31 @@
               }
             }
           ]
-        }, 
+        },
         "ManagedPolicyArns": [
           "arn:aws:iam::aws:policy/service-role/AWSLambdaBasicExecutionRole"
-        ], 
+        ],
         "Tags": [
           {
-            "Value": "SAM", 
+            "Value": "SAM",
             "Key": "lambda:createdBy"
           }
         ]
       }
-    }, 
+    },
     "HttpApiFunctionBasePathPermission": {
-      "Type": "AWS::Lambda::Permission", 
+      "Type": "AWS::Lambda::Permission",
       "Properties": {
-        "Action": "lambda:InvokeFunction", 
-        "Principal": "apigateway.amazonaws.com", 
+        "Action": "lambda:InvokeFunction",
+        "Principal": "apigateway.amazonaws.com",
         "FunctionName": {
           "Ref": "HttpApiFunction"
-        }, 
+        },
         "SourceArn": {
           "Fn::Sub": [
-            "arn:${AWS::Partition}:execute-api:${AWS::Region}:${AWS::AccountId}:${__ApiId__}/${__Stage__}/GET/", 
+            "arn:${AWS::Partition}:execute-api:${AWS::Region}:${AWS::AccountId}:${__ApiId__}/${__Stage__}/GET/",
             {
-              "__Stage__": "*", 
+              "__Stage__": "*",
               "__ApiId__": {
                 "Ref": "MyApi2"
               }
@@ -192,62 +192,62 @@
           ]
         }
       }
-    }, 
+    },
     "MyApi": {
-      "Type": "AWS::ApiGatewayV2::Api", 
+      "Type": "AWS::ApiGatewayV2::Api",
       "Properties": {
         "FailOnWarnings": true,
         "Body": {
           "info": {
-            "version": "1.0", 
+            "version": "1.0",
             "title": {
               "Ref": "AWS::StackName"
             }
-          }, 
+          },
           "paths": {
             "$default": {
               "x-amazon-apigateway-any-method": {
                 "x-amazon-apigateway-integration": {
-                  "httpMethod": "POST", 
-                  "type": "aws_proxy", 
+                  "httpMethod": "POST",
+                  "type": "aws_proxy",
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${HttpApiFunction.Arn}/invocations"
-                  }, 
-                  "payloadFormatVersion": "1.0"
-                }, 
-                "isDefaultRoute": true, 
+                  },
+                  "payloadFormatVersion": "2.0"
+                },
+                "isDefaultRoute": true,
                 "security": [
                   {
                     "OAuth2": [
                       "scope4"
                     ]
                   }
-                ], 
+                ],
                 "responses": {}
               }
             }
-          }, 
-          "openapi": "3.0.1", 
+          },
+          "openapi": "3.0.1",
           "components": {
             "securitySchemes": {
               "OAuth2": {
-                "type": "oauth2", 
+                "type": "oauth2",
                 "x-amazon-apigateway-authorizer": {
-                  "identitySource": "$request.querystring.param", 
-                  "type": "jwt", 
+                  "identitySource": "$request.querystring.param",
+                  "type": "jwt",
                   "jwtConfiguration": {
                     "audience": [
                       "MyApi"
-                    ], 
+                    ],
                     "issuer": "https://www.example.com/v1/connect/oidc"
                   }
                 }
               }
             }
-          }, 
+          },
           "tags": [
             {
-              "name": "httpapi:createdBy", 
+              "name": "httpapi:createdBy",
               "x-amazon-apigateway-tag-value": "SAM"
             }
           ]
diff --git a/tests/translator/output/explicit_http_api_minimum.json b/tests/translator/output/explicit_http_api_minimum.json
index bb8fa7b6f..37be2617d 100644
--- a/tests/translator/output/explicit_http_api_minimum.json
+++ b/tests/translator/output/explicit_http_api_minimum.json
@@ -120,7 +120,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${Function.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "isDefaultRoute": true, 
                 "responses": {}
diff --git a/tests/translator/output/http_api_existing_openapi.json b/tests/translator/output/http_api_existing_openapi.json
index 649327253..ea696cf89 100644
--- a/tests/translator/output/http_api_existing_openapi.json
+++ b/tests/translator/output/http_api_existing_openapi.json
@@ -113,7 +113,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${HttpApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "responses": {}, 
                 "parameters": [
diff --git a/tests/translator/output/http_api_existing_openapi_conditions.json b/tests/translator/output/http_api_existing_openapi_conditions.json
index 5a4df14ed..f1a6d177d 100644
--- a/tests/translator/output/http_api_existing_openapi_conditions.json
+++ b/tests/translator/output/http_api_existing_openapi_conditions.json
@@ -119,7 +119,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${DifferentFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "security": [
                   {
@@ -198,7 +198,7 @@
                           }
                         ]
                       }, 
-                      "payloadFormatVersion": "1.0"
+                      "payloadFormatVersion": "2.0"
                     }, 
                     "responses": {}
                   }, 
diff --git a/tests/translator/output/http_api_explicit_stage.json b/tests/translator/output/http_api_explicit_stage.json
index e98ce978c..6f827ff3a 100644
--- a/tests/translator/output/http_api_explicit_stage.json
+++ b/tests/translator/output/http_api_explicit_stage.json
@@ -3,8 +3,12 @@
     "CorsParam": {
       "Default": true, 
       "Type": "String"
+    },
+    "PayloadFormatVersion": {
+        "Default": "1.0",
+        "Type": "String"
     }
-  }, 
+  },
   "Resources": {
     "HttpApiFunctionSimpleCasePermission": {
       "Type": "AWS::Lambda::Permission", 
@@ -128,7 +132,9 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${HttpApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": {
+                    "Ref": "PayloadFormatVersion"
+                  }
                 }, 
                 "isDefaultRoute": true, 
                 "responses": {}
diff --git a/tests/translator/output/http_api_with_cors.json b/tests/translator/output/http_api_with_cors.json
index b9e7aa9c2..a24a91009 100644
--- a/tests/translator/output/http_api_with_cors.json
+++ b/tests/translator/output/http_api_with_cors.json
@@ -53,7 +53,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${HttpApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "isDefaultRoute": true, 
                 "responses": {}
@@ -203,7 +203,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${HttpApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "isDefaultRoute": true, 
                 "responses": {}
diff --git a/tests/translator/output/implicit_http_api.json b/tests/translator/output/implicit_http_api.json
index edd87913e..146970cf6 100644
--- a/tests/translator/output/implicit_http_api.json
+++ b/tests/translator/output/implicit_http_api.json
@@ -161,7 +161,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${HttpApiFunction2.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "responses": {}
               }
@@ -174,7 +174,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${HttpApiFunction2.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "responses": {}, 
                 "parameters": [
@@ -199,7 +199,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${HttpApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "isDefaultRoute": true, 
                 "responses": {}
@@ -213,7 +213,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${HttpApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "responses": {}
               }
diff --git a/tests/translator/output/implicit_http_api_auth_and_simple_case.json b/tests/translator/output/implicit_http_api_auth_and_simple_case.json
index 1e55d720b..4f518881f 100644
--- a/tests/translator/output/implicit_http_api_auth_and_simple_case.json
+++ b/tests/translator/output/implicit_http_api_auth_and_simple_case.json
@@ -107,7 +107,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${RestApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "security": [
                   {
@@ -127,7 +127,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${RestApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "security": [
                   {
@@ -147,7 +147,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${RestApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "isDefaultRoute": true, 
                 "security": [
@@ -168,7 +168,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${RestApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "security": [
                   {
@@ -186,7 +186,7 @@
                   "uri": {
                     "Fn::Sub": "arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${RestApiFunction.Arn}/invocations"
                   }, 
-                  "payloadFormatVersion": "1.0"
+                  "payloadFormatVersion": "2.0"
                 }, 
                 "security": [
                   {
diff --git a/tests/translator/output/implicit_http_api_with_many_conditions.json b/tests/translator/output/implicit_http_api_with_many_conditions.json
index 1d7a3e9c2..c4b9618b8 100644
--- a/tests/translator/output/implicit_http_api_with_many_conditions.json
+++ b/tests/translator/output/implicit_http_api_with_many_conditions.json
@@ -222,7 +222,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
@@ -259,7 +259,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
@@ -296,7 +296,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
@@ -333,7 +333,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
@@ -370,7 +370,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "isDefaultRoute": true, 
                         "security": [
@@ -415,7 +415,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
@@ -452,7 +452,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
@@ -489,7 +489,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
@@ -526,7 +526,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
@@ -563,7 +563,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
@@ -600,7 +600,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
@@ -637,7 +637,7 @@
                               }
                             ]
                           }, 
-                          "payloadFormatVersion": "1.0"
+                          "payloadFormatVersion": "2.0"
                         }, 
                         "responses": {}
                       }, 
diff --git a/versions/2016-10-31.md b/versions/2016-10-31.md
index b6da95222..241ed5463 100644
--- a/versions/2016-10-31.md
+++ b/versions/2016-10-31.md
@@ -661,6 +661,7 @@ Method | `string` | HTTP method for which this function is invoked.
 ApiId | `string` | Identifier of a HttpApi resource which MUST contain an operation with the given path and method. Typically, this is set to [reference](http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/intrinsic-function-reference-ref.html) an `AWS::Serverless::HttpApi` resource defined in this template. If not defined, a default `AWS::Serverless::HttpApi` resource is created using a generated OpenApi document contains a union of all paths and methods defined by `HttpApi` events defined in this template that do not specify an ApiId.
 Auth | [Function Auth Object](https://docs.aws.amazon.com/serverless-application-model/latest/developerguide/sam-property-function-httpapifunctionauth.html) | Auth configuration for this specific Api+Path+Method. Useful for overriding the API's `DefaultAuthorizer` setting auth config on an individual path when no `DefaultAuthorizer` is specified.
 TimeoutInMillis | `int` | Custom timeout between 50 and 29,000 milliseconds. The default value is 5,000 milliseconds, or 5 seconds for HTTP APIs.
+PayloadFormatVersion | `string` | Specify the format version of the payload sent to the Lambda HTTP API integration. If this field is not given, SAM defaults to "2.0".
 
 ##### Example: HttpApi event source object