diff --git a/graphene/core/schema.py b/graphene/core/schema.py
index c3d9752c..e8d6b15c 100644
--- a/graphene/core/schema.py
+++ b/graphene/core/schema.py
@@ -67,8 +67,7 @@ class Schema(object):
     @property
     def executor(self):
         if not self._executor:
-            self._executor = Executor(
-                [SynchronousExecutionMiddleware()], map_type=OrderedDict)
+            self._executor = SyncExecutor()
         return self._executor
 
     @executor.setter