diff --git a/openapi_core/contrib/django/requests.py b/openapi_core/contrib/django/requests.py
index 5e4e3a9a..326c0699 100644
--- a/openapi_core/contrib/django/requests.py
+++ b/openapi_core/contrib/django/requests.py
@@ -48,6 +48,6 @@ def create(cls, request):
             full_url_pattern=full_url_pattern,
             method=method,
             parameters=parameters,
-            body=request.body,
+            body=request.data,
             mimetype=request.content_type,
         )
diff --git a/openapi_core/validation/request/validators.py b/openapi_core/validation/request/validators.py
index 4e5c4af0..2b18818d 100644
--- a/openapi_core/validation/request/validators.py
+++ b/openapi_core/validation/request/validators.py
@@ -164,12 +164,7 @@ def _get_body(self, request, operation):
             return None, [exc, ]
 
         try:
-            deserialised = self._deserialise_media_type(media_type, raw_body)
-        except DeserializeError as exc:
-            return None, [exc, ]
-
-        try:
-            casted = self._cast(media_type, deserialised)
+            casted = self._cast(media_type, raw_body)
         except CastError as exc:
             return None, [exc, ]
 
diff --git a/setup.cfg b/setup.cfg
index 9f7298df..f1127e82 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -26,8 +26,8 @@ setup_requires =
     setuptools
 install_requires =
     isodate
-    openapi-spec-validator
-    openapi-schema-validator
+    openapi-spec-validator ==0.3.1
+    openapi-schema-validator ==0.2.0
     six
     lazy-object-proxy
     attrs