diff --git a/github/PullRequestReview.py b/github/PullRequestReview.py
index 59f603b1..c0a93581 100644
--- a/github/PullRequestReview.py
+++ b/github/PullRequestReview.py
@@ -30,7 +30,7 @@ import github.GithubObject
 import github.NamedUser
 
 
-class PullRequestReview(github.GithubObject.CompletableGithubObject):
+class PullRequestReview(github.GithubObject.NonCompletableGithubObject):
     """
     This class represents PullRequestReviews. The reference can be found here https://developer.github.com/v3/pulls/reviews/
     """
@@ -43,7 +43,6 @@ class PullRequestReview(github.GithubObject.CompletableGithubObject):
         """
         :type: integer
         """
-        self._completeIfNotSet(self._id)
         return self._id.value
 
     @property
@@ -51,7 +50,6 @@ class PullRequestReview(github.GithubObject.CompletableGithubObject):
         """
         :type: :class:`github.NamedUser.NamedUser`
         """
-        self._completeIfNotSet(self._user)
         return self._user.value
 
     @property
@@ -59,7 +57,6 @@ class PullRequestReview(github.GithubObject.CompletableGithubObject):
         """
         :type: string
         """
-        self._completeIfNotSet(self._body)
         return self._body.value
 
     @property
@@ -67,7 +64,6 @@ class PullRequestReview(github.GithubObject.CompletableGithubObject):
         """
         :type: string
         """
-        self._completeIfNotSet(self._commit_id)
         return self._commit_id.value
 
     @property
@@ -75,23 +71,13 @@ class PullRequestReview(github.GithubObject.CompletableGithubObject):
         """
         :type: string
         """
-        self._completeIfNotSet(self._state)
         return self._state.value
 
-    @property
-    def url(self):
-        """
-        :type: string
-        """
-        self._completeIfNotSet(self._url)
-        return self._url.value
-
     @property
     def html_url(self):
         """
         :type: string
         """
-        self._completeIfNotSet(self._html_url)
         return self._html_url.value
 
     @property
@@ -99,7 +85,6 @@ class PullRequestReview(github.GithubObject.CompletableGithubObject):
         """
         :type: string
         """
-        self._completeIfNotSet(self._pull_request_url)
         return self._pull_request_url.value
 
     @property
@@ -107,7 +92,6 @@ class PullRequestReview(github.GithubObject.CompletableGithubObject):
         """
         :type: datetime.datetime
         """
-        self._completeIfNotSet(self._submitted_at)
         return self._submitted_at.value
 
     def dismiss(self, message):
@@ -129,7 +113,6 @@ class PullRequestReview(github.GithubObject.CompletableGithubObject):
         self._body = github.GithubObject.NotSet
         self._commit_id = github.GithubObject.NotSet
         self._state = github.GithubObject.NotSet
-        self._url = github.GithubObject.NotSet
         self._html_url = github.GithubObject.NotSet
         self._pull_request_url = github.GithubObject.NotSet
         self._submitted_at = github.GithubObject.NotSet
@@ -147,8 +130,6 @@ class PullRequestReview(github.GithubObject.CompletableGithubObject):
             self._commit_id = self._makeStringAttribute(attributes["commit_id"])
         if "state" in attributes:  # pragma no branch
             self._state = self._makeStringAttribute(attributes["state"])
-        if "url" in attributes:  # pragma no branch
-            self._url = self._makeStringAttribute(attributes["url"])
         if "html_url" in attributes:  # pragma no branch
             self._html_url = self._makeStringAttribute(attributes["html_url"])
         if "pull_request_url" in attributes:  # pragma no branch
diff --git a/tests/PullRequestReview.py b/tests/PullRequestReview.py
index 995c7461..bfda0634 100644
--- a/tests/PullRequestReview.py
+++ b/tests/PullRequestReview.py
@@ -76,7 +76,7 @@ class PullRequestReview(Framework.TestCase):
         self.assertEqual(
             self.pullreview.submitted_at, datetime.datetime(2017, 3, 22, 19, 6, 59)
         )
-        self.assertIn(self.created_pullreview, self.pullreviews)
+        self.assertIn(self.created_pullreview.id, [r.id for r in self.pullreviews])
         self.assertEqual(
             repr(self.pullreview),
             'PullRequestReview(user=NamedUser(login="jzelinskie"), id=28482091)',