diff --git a/wagtail/core/models.py b/wagtail/core/models.py
index f878a9a3b..088202dd1 100644
--- a/wagtail/core/models.py
+++ b/wagtail/core/models.py
@@ -1269,19 +1269,9 @@ class Page(AbstractPage, index.Indexed, ClusterableModel, metaclass=PageBase):
         request.is_dummy = True
 
         # Apply middleware to the request
-        # Note that Django makes sure only one of the middleware settings are
-        # used in a project
-        if hasattr(settings, 'MIDDLEWARE'):
-            handler = BaseHandler()
-            handler.load_middleware()
-            handler._middleware_chain(request)
-        elif hasattr(settings, 'MIDDLEWARE_CLASSES'):
-            # Pre Django 1.10 style - see http://www.mellowmorning.com/2011/04/18/mock-django-request-for-testing/
-            handler = BaseHandler()
-            handler.load_middleware()
-            # call each middleware in turn and throw away any responses that they might return
-            for middleware_method in handler._request_middleware:
-                middleware_method(request)
+        handler = BaseHandler()
+        handler.load_middleware()
+        handler._middleware_chain(request)
 
         return request