diff --git a/github/PullRequest.py b/github/PullRequest.py
index 0adad292..ba02376e 100644
--- a/github/PullRequest.py
+++ b/github/PullRequest.py
@@ -462,7 +462,7 @@ class PullRequest(github.GithubObject.CompletableGithubObject):
             None,
             post_parameters
         )
-        return github.PullRequestMergeStatus.PullRequestMergeStatus(self._requester, data, completed=True)
+        return github.PullRequestMergeStatus.PullRequestMergeStatus(self._requester, headers, data, completed=True)
 
     def _initAttributes(self):
         self._additions = github.GithubObject.NotSet
diff --git a/github/PullRequestMergeStatus.py b/github/PullRequestMergeStatus.py
index 7151b21f..f9bae790 100644
--- a/github/PullRequestMergeStatus.py
+++ b/github/PullRequestMergeStatus.py
@@ -31,11 +31,6 @@ class PullRequestMergeStatus(github.GithubObject.NonCompletableGithubObject):
     """
     This class represents PullRequestMergeStatuss. The reference can be found here http://developer.github.com/v3/pulls/#get-if-a-pull-request-has-been-merged
     """
-    def __init__(self, requester, attributes, completed):
-        '''
-        Adapte for __init__ change, remove later
-        '''
-        github.GithubObject.NonCompletableGithubObject.__init__(self, requester, {}, attributes, completed)
 
     @property
     def merged(self):