diff --git a/moto/iam/responses.py b/moto/iam/responses.py
index 9931cb8d0..786afab08 100644
--- a/moto/iam/responses.py
+++ b/moto/iam/responses.py
@@ -407,7 +407,7 @@ class IamResponse(BaseResponse):
         return template.render(
             user_name=user_name,
             policy_name=policy_name,
-            policy_document=policy_document
+            policy_document=policy_document.get('policy_document')
         )
 
     def list_user_policies(self):