diff --git a/.changes/1.18.11.json b/.changes/1.18.11.json
new file mode 100644
index 0000000000..022bb1292d
--- /dev/null
+++ b/.changes/1.18.11.json
@@ -0,0 +1,22 @@
+[
+  {
+    "category": "``appsync``",
+    "description": "[``botocore``] AWS AppSync now supports a new authorization mode allowing you to define your own authorization logic using an AWS Lambda function.",
+    "type": "api-change"
+  },
+  {
+    "category": "``elbv2``",
+    "description": "[``botocore``] Update elbv2 client to latest version",
+    "type": "api-change"
+  },
+  {
+    "category": "``secretsmanager``",
+    "description": "[``botocore``] Add support for KmsKeyIds in the ListSecretVersionIds API response",
+    "type": "api-change"
+  },
+  {
+    "category": "``sagemaker``",
+    "description": "[``botocore``] API changes with respect to Lambda steps in model building pipelines. Adds several waiters to async Sagemaker Image APIs. Add more instance types to AppInstanceType field",
+    "type": "api-change"
+  }
+]
\ No newline at end of file
diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index b24d2f7665..d94398330d 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -2,6 +2,15 @@
 CHANGELOG
 =========
 
+1.18.11
+=======
+
+* api-change:``appsync``: [``botocore``] AWS AppSync now supports a new authorization mode allowing you to define your own authorization logic using an AWS Lambda function.
+* api-change:``elbv2``: [``botocore``] Update elbv2 client to latest version
+* api-change:``secretsmanager``: [``botocore``] Add support for KmsKeyIds in the ListSecretVersionIds API response
+* api-change:``sagemaker``: [``botocore``] API changes with respect to Lambda steps in model building pipelines. Adds several waiters to async Sagemaker Image APIs. Add more instance types to AppInstanceType field
+
+
 1.18.10
 =======
 
diff --git a/boto3/__init__.py b/boto3/__init__.py
index 47c15a4d4a..63499ca174 100644
--- a/boto3/__init__.py
+++ b/boto3/__init__.py
@@ -18,7 +18,7 @@
 
 
 __author__ = 'Amazon Web Services'
-__version__ = '1.18.10'
+__version__ = '1.18.11'
 
 
 # The default Boto3 session; autoloaded when needed.
diff --git a/setup.cfg b/setup.cfg
index 0facbcd1b2..0adf1144ba 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -3,6 +3,6 @@ universal = 0
 
 [metadata]
 requires_dist =
-    botocore>=1.21.10,<1.22.0
+    botocore>=1.21.11,<1.22.0
     jmespath>=0.7.1,<1.0.0
     s3transfer>=0.5.0,<0.6.0
diff --git a/setup.py b/setup.py
index 724e09dd72..d61e0c5f48 100644
--- a/setup.py
+++ b/setup.py
@@ -14,7 +14,7 @@
 
 
 requires = [
-    'botocore>=1.21.10,<1.22.0',
+    'botocore>=1.21.11,<1.22.0',
     'jmespath>=0.7.1,<1.0.0',
     's3transfer>=0.5.0,<0.6.0'
 ]