diff --git a/connexion/decorators/validation.py b/connexion/decorators/validation.py
index 86a5ecbf8..17d75a78f 100644
--- a/connexion/decorators/validation.py
+++ b/connexion/decorators/validation.py
@@ -4,8 +4,10 @@
 import logging
 import sys
 
+import pkg_resources
 import six
 from jsonschema import Draft4Validator, ValidationError, draft4_format_checker
+from jsonschema.validators import extend
 from werkzeug.datastructures import FileStorage
 
 from ..exceptions import ExtraParameterProblem
@@ -14,6 +16,10 @@
 from ..problem import problem
 from ..utils import all_json, boolean, is_json_mimetype, is_null, is_nullable
 
+_jsonschema_3_or_newer = pkg_resources.parse_version(
+        pkg_resources.get_distribution("jsonschema").version) >= \
+    pkg_resources.parse_version("3.0.0")
+
 logger = logging.getLogger('connexion.decorators.validation')
 
 TYPE_MAP = {
@@ -261,10 +267,19 @@ def validate_parameter(parameter_type, value, param, param_name=None):
                 del param['required']
             try:
                 if parameter_type == 'formdata' and param.get('type') == 'file':
-                    Draft4Validator(
-                        param,
-                        format_checker=draft4_format_checker,
-                        types={'file': FileStorage}).validate(converted_value)
+                    if _jsonschema_3_or_newer:
+                        extend(
+                            Draft4Validator,
+                            type_checker=Draft4Validator.TYPE_CHECKER.redefine(
+                                "file",
+                                lambda checker, instance: isinstance(instance, FileStorage)
+                            )
+                        )(param, format_checker=draft4_format_checker).validate(converted_value)
+                    else:
+                        Draft4Validator(
+                            param,
+                            format_checker=draft4_format_checker,
+                            types={'file': FileStorage}).validate(converted_value)
                 else:
                     Draft4Validator(
                         param, format_checker=draft4_format_checker).validate(converted_value)
diff --git a/setup.py b/setup.py
index a5ff0e82f..daeae8e23 100755
--- a/setup.py
+++ b/setup.py
@@ -22,7 +22,7 @@ def read_version(package):
 
 install_requires = [
     'clickclick>=1.2',
-    'jsonschema>=2.5.1,<3.0.0',
+    'jsonschema>=2.5.1',
     'PyYAML>=5.1',
     'requests>=2.9.1',
     'six>=1.9',