diff --git a/github/Issue.py b/github/Issue.py
index 4239dd6f..9ef4df28 100644
--- a/github/Issue.py
+++ b/github/Issue.py
@@ -58,6 +58,14 @@ class Issue(github.GithubObject.CompletableGithubObject):
         self._completeIfNotSet(self._assignee)
         return self._assignee.value
 
+    @property
+    def assignees(self):
+        """
+        :type: list of :class:`github.NamedUser.NamedUser`
+        """
+        self._completeIfNotSet(self._assignees)
+        return self._assignees.value
+
     @property
     def body(self):
         """
@@ -222,6 +230,21 @@ class Issue(github.GithubObject.CompletableGithubObject):
         self._completeIfNotSet(self._user)
         return self._user.value
 
+    def add_to_assignees(self, *assignees):
+        """
+        :calls: `POST /repos/:owner/:repo/issues/:number/assignees <https://developer.github.com/v3/issues/assignees>`_
+        :param assignee: :class:`github.NamedUser.NamedUser` or string
+        :rtype: None
+        """
+        assert all(isinstance(element, (github.NamedUser.NamedUser, str, unicode)) for element in assignees), assignees
+        post_parameters = {"assignees": [assignee.login if isinstance(assignee, github.NamedUser.NamedUser) else assignee for assignee in assignees]}
+        headers, data = self._requester.requestJsonAndCheck(
+            "POST",
+            self.url + "/assignees",
+            input=post_parameters
+        )
+        self._useAttributes(data)
+
     def add_to_labels(self, *labels):
         """
         :calls: `POST /repos/:owner/:repo/issues/:number/labels <http://developer.github.com/v3/issues/labels>`_
@@ -269,7 +292,7 @@ class Issue(github.GithubObject.CompletableGithubObject):
         :param title: string
         :param body: string
         :param assignee: string or :class:`github.NamedUser.NamedUser` or None
-        :param assignee: list of string
+        :param assignees: list (of string or :class:`github.NamedUser.NamedUser`)
         :param state: string
         :param milestone: :class:`github.Milestone.Milestone` or None
         :param labels: list of string
@@ -278,7 +301,7 @@ class Issue(github.GithubObject.CompletableGithubObject):
         assert title is github.GithubObject.NotSet or isinstance(title, (str, unicode)), title
         assert body is github.GithubObject.NotSet or isinstance(body, (str, unicode)), body
         assert assignee is github.GithubObject.NotSet or assignee is None or isinstance(assignee, github.NamedUser.NamedUser) or isinstance(assignee, (str, unicode)), assignee
-        assert assignees is github.GithubObject.NotSet or isinstance(assignees, list)
+        assert assignees is github.GithubObject.NotSet or all(isinstance(element, github.NamedUser.NamedUser) or isinstance(element, (str, unicode)) for element in assignees), assignees
         assert state is github.GithubObject.NotSet or isinstance(state, (str, unicode)), state
         assert milestone is github.GithubObject.NotSet or milestone is None or isinstance(milestone, github.Milestone.Milestone), milestone
         assert labels is github.GithubObject.NotSet or all(isinstance(element, (str, unicode)) for element in labels), labels
@@ -293,7 +316,7 @@ class Issue(github.GithubObject.CompletableGithubObject):
             else:
                 post_parameters["assignee"] = assignee._identity if assignee else ''
         if assignees is not github.GithubObject.NotSet:
-            post_parameters["assignees"] = assignees
+            post_parameters["assignees"] = [element._identity if isinstance(element, github.NamedUser.NamedUser) else element for element in assignees]
         if state is not github.GithubObject.NotSet:
             post_parameters["state"] = state
         if milestone is not github.GithubObject.NotSet:
@@ -361,6 +384,21 @@ class Issue(github.GithubObject.CompletableGithubObject):
             None
         )
 
+    def remove_from_assignees(self, *assignees):
+        """
+        :calls: `DELETE /repos/:owner/:repo/issues/:number/assignees <https://developer.github.com/v3/issues/assignees>`_
+        :param assignee: :class:`github.NamedUser.NamedUser` or string
+        :rtype: None
+        """
+        assert all(isinstance(element, (github.NamedUser.NamedUser, str, unicode)) for element in assignees), assignees
+        post_parameters = {"assignees": [assignee.login if isinstance(assignee, github.NamedUser.NamedUser) else assignee for assignee in assignees]}
+        headers, data = self._requester.requestJsonAndCheck(
+            "DELETE",
+            self.url + "/assignees",
+            input=post_parameters
+        )
+        self._useAttributes(data)
+
     def remove_from_labels(self, label):
         """
         :calls: `DELETE /repos/:owner/:repo/issues/:number/labels/:name <http://developer.github.com/v3/issues/labels>`_
@@ -397,6 +435,7 @@ class Issue(github.GithubObject.CompletableGithubObject):
 
     def _initAttributes(self):
         self._assignee = github.GithubObject.NotSet
+        self._assignees = github.GithubObject.NotSet
         self._body = github.GithubObject.NotSet
         self._closed_at = github.GithubObject.NotSet
         self._closed_by = github.GithubObject.NotSet
@@ -421,6 +460,13 @@ class Issue(github.GithubObject.CompletableGithubObject):
     def _useAttributes(self, attributes):
         if "assignee" in attributes:  # pragma no branch
             self._assignee = self._makeClassAttribute(github.NamedUser.NamedUser, attributes["assignee"])
+        if "assignees" in attributes:  # pragma no branch
+            self._assignees = self._makeListOfClassesAttribute(github.NamedUser.NamedUser, attributes["assignees"])
+        elif "assignee" in attributes:
+            if attributes["assignee"] is not None:
+                self._assignees = self._makeListOfClassesAttribute(github.NamedUser.NamedUser, [attributes["assignee"]])
+            else:
+                self._assignees = self._makeListOfClassesAttribute(github.NamedUser.NamedUser, [])
         if "body" in attributes:  # pragma no branch
             self._body = self._makeStringAttribute(attributes["body"])
         if "closed_at" in attributes:  # pragma no branch
diff --git a/github/PullRequest.py b/github/PullRequest.py
index 1e7b3c83..823a0291 100644
--- a/github/PullRequest.py
+++ b/github/PullRequest.py
@@ -63,6 +63,14 @@ class PullRequest(github.GithubObject.CompletableGithubObject):
         self._completeIfNotSet(self._assignee)
         return self._assignee.value
 
+    @property
+    def assignees(self):
+        """
+        :type: list of :class:`github.NamedUser.NamedUser`
+        """
+        self._completeIfNotSet(self._assignees)
+        return self._assignees.value
+
     @property
     def base(self):
         """
@@ -518,6 +526,7 @@ class PullRequest(github.GithubObject.CompletableGithubObject):
     def _initAttributes(self):
         self._additions = github.GithubObject.NotSet
         self._assignee = github.GithubObject.NotSet
+        self._assignees = github.GithubObject.NotSet
         self._base = github.GithubObject.NotSet
         self._body = github.GithubObject.NotSet
         self._changed_files = github.GithubObject.NotSet
@@ -556,6 +565,13 @@ class PullRequest(github.GithubObject.CompletableGithubObject):
             self._additions = self._makeIntAttribute(attributes["additions"])
         if "assignee" in attributes:  # pragma no branch
             self._assignee = self._makeClassAttribute(github.NamedUser.NamedUser, attributes["assignee"])
+        if "assignees" in attributes:  # pragma no branch
+            self._assignees = self._makeListOfClassesAttribute(github.NamedUser.NamedUser, attributes["assignees"])
+        elif "assignee" in attributes:
+            if attributes["assignee"] is not None:
+                self._assignees = self._makeListOfClassesAttribute(github.NamedUser.NamedUser, [attributes["assignee"]])
+            else:
+                self._assignees = self._makeListOfClassesAttribute(github.NamedUser.NamedUser, [])
         if "base" in attributes:  # pragma no branch
             self._base = self._makeClassAttribute(github.PullRequestPart.PullRequestPart, attributes["base"])
         if "body" in attributes:  # pragma no branch
diff --git a/github/Repository.py b/github/Repository.py
index 974de3e0..1ed1ad96 100644
--- a/github/Repository.py
+++ b/github/Repository.py
@@ -75,6 +75,7 @@ import github.Stargazer
 atLeastPython26 = sys.hexversion >= 0x02060000
 atLeastPython3 = sys.hexversion >= 0x03000000
 
+
 class Repository(github.GithubObject.CompletableGithubObject):
     """
     This class represents Repositories. The reference can be found here http://developer.github.com/v3/repos/
@@ -864,12 +865,13 @@ class Repository(github.GithubObject.CompletableGithubObject):
         )
         return github.Hook.Hook(self._requester, headers, data, completed=True)
 
-    def create_issue(self, title, body=github.GithubObject.NotSet, assignee=github.GithubObject.NotSet, milestone=github.GithubObject.NotSet, labels=github.GithubObject.NotSet):
+    def create_issue(self, title, body=github.GithubObject.NotSet, assignee=github.GithubObject.NotSet, milestone=github.GithubObject.NotSet, labels=github.GithubObject.NotSet, assignees=github.GithubObject.NotSet):
         """
         :calls: `POST /repos/:owner/:repo/issues <http://developer.github.com/v3/issues>`_
         :param title: string
         :param body: string
         :param assignee: string or :class:`github.NamedUser.NamedUser`
+        :param assignees: list (of string or :class:`github.NamedUser.NamedUser`)
         :param milestone: :class:`github.Milestone.Milestone`
         :param labels: list of :class:`github.Label.Label`
         :rtype: :class:`github.Issue.Issue`
@@ -877,6 +879,7 @@ class Repository(github.GithubObject.CompletableGithubObject):
         assert isinstance(title, (str, unicode)), title
         assert body is github.GithubObject.NotSet or isinstance(body, (str, unicode)), body
         assert assignee is github.GithubObject.NotSet or isinstance(assignee, github.NamedUser.NamedUser) or isinstance(assignee, (str, unicode)), assignee
+        assert assignees is github.GithubObject.NotSet or all(isinstance(element, github.NamedUser.NamedUser) or isinstance(element, (str, unicode)) for element in assignees), assignees
         assert milestone is github.GithubObject.NotSet or isinstance(milestone, github.Milestone.Milestone), milestone
         assert labels is github.GithubObject.NotSet or all(isinstance(element, github.Label.Label) or isinstance(element, (str, unicode)) for element in labels), labels
 
@@ -890,6 +893,8 @@ class Repository(github.GithubObject.CompletableGithubObject):
                 post_parameters["assignee"] = assignee
             else:
                 post_parameters["assignee"] = assignee._identity
+        if assignees is not github.GithubObject.NotSet:
+            post_parameters["assignees"] = [element._identity if isinstance(element, github.NamedUser.NamedUser) else element for element in assignees]
         if milestone is not github.GithubObject.NotSet:
             post_parameters["milestone"] = milestone._identity
         if labels is not github.GithubObject.NotSet:
diff --git a/github/tests/Issue.py b/github/tests/Issue.py
index 2c8d8056..e8c0ae7c 100644
--- a/github/tests/Issue.py
+++ b/github/tests/Issue.py
@@ -38,6 +38,7 @@ class Issue(Framework.TestCase):
 
     def testAttributes(self):
         self.assertEqual(self.issue.assignee.login, "jacquev6")
+        self.assertListKeyEqual(self.issue.assignees, lambda a: a.login, ["jacquev6", "stuglaser"])
         self.assertEqual(self.issue.body, "Body edited by PyGithub")
         self.assertEqual(self.issue.closed_at, datetime.datetime(2012, 5, 26, 14, 59, 33))
         self.assertEqual(self.issue.closed_by.login, "jacquev6")
@@ -67,8 +68,9 @@ class Issue(Framework.TestCase):
     def testEditWithAllParameters(self):
         user = self.g.get_user("jacquev6")
         milestone = self.repo.get_milestone(2)
-        self.issue.edit("Title edited by PyGithub", "Body edited by PyGithub", user, "open", milestone, ["Bug"], ["assigned1", "assigned2"])
+        self.issue.edit("Title edited by PyGithub", "Body edited by PyGithub", user, "open", milestone, ["Bug"], ["jacquev6", "stuglaser"])
         self.assertEqual(self.issue.assignee.login, "jacquev6")
+        self.assertListKeyEqual(self.issue.assignees, lambda a: a.login, ["jacquev6", "stuglaser"])
         self.assertEqual(self.issue.body, "Body edited by PyGithub")
         self.assertEqual(self.issue.state, "open")
         self.assertEqual(self.issue.title, "Title edited by PyGithub")
@@ -100,6 +102,15 @@ class Issue(Framework.TestCase):
     def testGetLabels(self):
         self.assertListKeyEqual(self.issue.get_labels(), lambda l: l.name, ["Bug", "Project management", "Question"])
 
+    def testAddAndRemoveAssignees(self):
+        user1 = "jayfk"
+        user2 = self.g.get_user("jzelinskie")
+        self.assertListKeyEqual(self.issue.assignees, lambda a: a.login, ["jacquev6", "stuglaser"])
+        self.issue.add_to_assignees(user1, user2)
+        self.assertListKeyEqual(self.issue.assignees, lambda a: a.login, ["jacquev6", "stuglaser", "jayfk", "jzelinskie"])
+        self.issue.remove_from_assignees(user1, user2)
+        self.assertListKeyEqual(self.issue.assignees, lambda a: a.login, ["jacquev6", "stuglaser"])
+
     def testAddAndRemoveLabels(self):
         bug = self.repo.get_label("Bug")
         question = self.repo.get_label("Question")
diff --git a/github/tests/PullRequest.py b/github/tests/PullRequest.py
index d4923978..bf360860 100644
--- a/github/tests/PullRequest.py
+++ b/github/tests/PullRequest.py
@@ -38,6 +38,7 @@ class PullRequest(Framework.TestCase):
     def testAttributes(self):
         self.assertEqual(self.pull.additions, 511)
         self.assertEqual(self.pull.assignee.login, "jacquev6")
+        self.assertListKeyEqual(self.pull.assignees, lambda a: a.login, ["stuglaser", "jacquev6"])
         self.assertEqual(self.pull.base.label, "jacquev6:topic/RewriteWithGeneratedCode")
         self.assertEqual(self.pull.base.sha, "ed866fc43833802ab553e5ff8581c81bb00dd433")
         self.assertEqual(self.pull.base.user.login, "jacquev6")
diff --git a/github/tests/ReplayData/Issue.setUp.txt b/github/tests/ReplayData/Issue.setUp.txt
index d9f841e5..0fb7bf9e 100644
--- a/github/tests/ReplayData/Issue.setUp.txt
+++ b/github/tests/ReplayData/Issue.setUp.txt
@@ -29,5 +29,5 @@ None
 null
 200
 [('status', '200 OK'), ('x-ratelimit-remaining', '4991'), ('content-length', '2258'), ('server', 'nginx/1.0.13'), ('connection', 'keep-alive'), ('x-ratelimit-limit', '5000'), ('etag', '"071cb2b8bfef81f56b94d7d9397e6aa4"'), ('date', 'Sat, 26 May 2012 14:59:40 GMT'), ('content-type', 'application/json; charset=utf-8')]
-{"updated_at":"2012-05-26T14:59:33Z","body":"Body edited by PyGithub","url":"https://api.github.com/repos/jacquev6/PyGithub/issues/28","comments":0,"milestone":{"creator":{"url":"https://api.github.com/users/jacquev6","gravatar_id":"b68de5ae38616c296fa345d2b9df2225","login":"jacquev6","id":327146,"avatar_url":"https://secure.gravatar.com/avatar/b68de5ae38616c296fa345d2b9df2225?d=https://a248.e.akamai.net/assets.github.com%2Fimages%2Fgravatars%2Fgravatar-140.png"},"url":"https://api.github.com/repos/jacquev6/PyGithub/milestones/1","number":1,"title":"Version 0.4","due_on":"2012-03-13T07:00:00Z","open_issues":0,"created_at":"2012-03-08T12:22:10Z","state":"closed","description":"","id":93546,"closed_issues":3},"number":28,"closed_by":{"url":"https://api.github.com/users/jacquev6","gravatar_id":"b68de5ae38616c296fa345d2b9df2225","login":"jacquev6","id":327146,"avatar_url":"https://secure.gravatar.com/avatar/b68de5ae38616c296fa345d2b9df2225?d=https://a248.e.akamai.net/assets.github.com%2Fimages%2Fgravatars%2Fgravatar-140.png"},"assignee":{"url":"https://api.github.com/users/jacquev6","gravatar_id":"b68de5ae38616c296fa345d2b9df2225","login":"jacquev6","id":327146,"avatar_url":"https://secure.gravatar.com/avatar/b68de5ae38616c296fa345d2b9df2225?d=https://a248.e.akamai.net/assets.github.com%2Fimages%2Fgravatars%2Fgravatar-140.png"},"closed_at":"2012-05-26T14:59:33Z","title":"Issue created by PyGithub","labels":[{"url":"https://api.github.com/repos/jacquev6/PyGithub/labels/Bug","name":"Bug","color":"e10c02"},{"url":"https://api.github.com/repos/jacquev6/PyGithub/labels/Project+management","name":"Project management","color":"444444"},{"url":"https://api.github.com/repos/jacquev6/PyGithub/labels/Question","name":"Question","color":"02e10c"}],"created_at":"2012-05-19T10:38:23Z","state":"closed","user":{"url":"https://api.github.com/users/jacquev6","gravatar_id":"b68de5ae38616c296fa345d2b9df2225","login":"jacquev6","id":327146,"avatar_url":"https://secure.gravatar.com/avatar/b68de5ae38616c296fa345d2b9df2225?d=https://a248.e.akamai.net/assets.github.com%2Fimages%2Fgravatars%2Fgravatar-140.png"},"id":4653757,"pull_request":{"patch_url":null,"diff_url":null,"html_url":null},"html_url":"https://github.com/jacquev6/PyGithub/issues/28"}
+{"updated_at":"2012-05-26T14:59:33Z","body":"Body edited by PyGithub","url":"https://api.github.com/repos/jacquev6/PyGithub/issues/28","comments":0,"milestone":{"creator":{"url":"https://api.github.com/users/jacquev6","gravatar_id":"b68de5ae38616c296fa345d2b9df2225","login":"jacquev6","id":327146,"avatar_url":"https://secure.gravatar.com/avatar/b68de5ae38616c296fa345d2b9df2225?d=https://a248.e.akamai.net/assets.github.com%2Fimages%2Fgravatars%2Fgravatar-140.png"},"url":"https://api.github.com/repos/jacquev6/PyGithub/milestones/1","number":1,"title":"Version 0.4","due_on":"2012-03-13T07:00:00Z","open_issues":0,"created_at":"2012-03-08T12:22:10Z","state":"closed","description":"","id":93546,"closed_issues":3},"number":28,"closed_by":{"url":"https://api.github.com/users/jacquev6","gravatar_id":"b68de5ae38616c296fa345d2b9df2225","login":"jacquev6","id":327146,"avatar_url":"https://secure.gravatar.com/avatar/b68de5ae38616c296fa345d2b9df2225?d=https://a248.e.akamai.net/assets.github.com%2Fimages%2Fgravatars%2Fgravatar-140.png"},"assignee":{"url":"https://api.github.com/users/jacquev6","gravatar_id":"b68de5ae38616c296fa345d2b9df2225","login":"jacquev6","id":327146,"avatar_url":"https://secure.gravatar.com/avatar/b68de5ae38616c296fa345d2b9df2225?d=https://a248.e.akamai.net/assets.github.com%2Fimages%2Fgravatars%2Fgravatar-140.png"},"assignees":[{"url":"https://api.github.com/users/jacquev6","gravatar_id":"b68de5ae38616c296fa345d2b9df2225","login":"jacquev6","avatar_url":"https://secure.gravatar.com/avatar/b68de5ae38616c296fa345d2b9df2225?d=https://a248.e.akamai.net/assets.github.com%2Fimages%2Fgravatars%2Fgravatar-140.png","id":327146},{"url":"https://api.github.com/users/stuglaser","gravatar_id":"","login":"stuglaser","avatar_url":"https://avatars.githubusercontent.com/u/1527117?v=3","id":1527117}],"closed_at":"2012-05-26T14:59:33Z","title":"Issue created by PyGithub","labels":[{"url":"https://api.github.com/repos/jacquev6/PyGithub/labels/Bug","name":"Bug","color":"e10c02"},{"url":"https://api.github.com/repos/jacquev6/PyGithub/labels/Project+management","name":"Project management","color":"444444"},{"url":"https://api.github.com/repos/jacquev6/PyGithub/labels/Question","name":"Question","color":"02e10c"}],"created_at":"2012-05-19T10:38:23Z","state":"closed","user":{"url":"https://api.github.com/users/jacquev6","gravatar_id":"b68de5ae38616c296fa345d2b9df2225","login":"jacquev6","id":327146,"avatar_url":"https://secure.gravatar.com/avatar/b68de5ae38616c296fa345d2b9df2225?d=https://a248.e.akamai.net/assets.github.com%2Fimages%2Fgravatars%2Fgravatar-140.png"},"id":4653757,"pull_request":{"patch_url":null,"diff_url":null,"html_url":null},"html_url":"https://github.com/jacquev6/PyGithub/issues/28"}
 
diff --git a/github/tests/ReplayData/Issue.testAddAndRemoveAssignees.txt b/github/tests/ReplayData/Issue.testAddAndRemoveAssignees.txt
new file mode 100644
index 00000000..286ecdf9
--- /dev/null
+++ b/github/tests/ReplayData/Issue.testAddAndRemoveAssignees.txt
@@ -0,0 +1,33 @@
+https
+GET
+api.github.com
+None
+/users/jzelinskie
+{'Authorization': 'Basic login_and_password_removed', 'User-Agent': 'PyGithub/Python'}
+null
+200
+[('status', '200 OK'), ('x-ratelimit-remaining', '4992'), ('content-length', '97'), ('server', 'nginx/1.0.13'), ('connection', 'keep-alive'), ('x-ratelimit-limit', '5000'), ('etag', '"569c414d87e8ec43ec269a9e28bc2982"'), ('date', 'Sun, 27 May 2012 09:04:01 GMT'), ('content-type', 'application/json; charset=utf-8')]
+{"login":"jzelinskie","id":343539,"avatar_url":"https://avatars.githubusercontent.com/u/343539?v=3","gravatar_id":"","url":"https://api.github.com/users/jzelinskie"}
+
+https
+POST
+api.github.com
+None
+/repos/jacquev6/PyGithub/issues/28/assignees
+{'Content-Type': 'application/json', 'Authorization': 'Basic login_and_password_removed', 'User-Agent': 'PyGithub/Python'}
+{"assignees":["jayfk","jzelinskie"]}
+201
+[('status', '200 OK'), ('x-ratelimit-remaining', '4985'), ('content-length', '335'), ('server', 'nginx/1.0.13'), ('connection', 'keep-alive'), ('x-ratelimit-limit', '5000'), ('etag', '"d135d74d2ea2159d044676a220d41d3a"'), ('date', 'Sun, 27 May 2012 09:04:06 GMT'), ('content-type', 'application/json; charset=utf-8')]
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diff --git a/github/tests/ReplayData/Issue.testAttributes.txt b/github/tests/ReplayData/Issue.testAttributes.txt
index 4b4bbfbe..5347b686 100644
--- a/github/tests/ReplayData/Issue.testAttributes.txt
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diff --git a/github/tests/ReplayData/Issue.testEditWithAllParameters.txt b/github/tests/ReplayData/Issue.testEditWithAllParameters.txt
index a194f2fd..b9df8788 100644
--- a/github/tests/ReplayData/Issue.testEditWithAllParameters.txt
+++ b/github/tests/ReplayData/Issue.testEditWithAllParameters.txt
@@ -26,8 +26,8 @@ api.github.com
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diff --git a/github/tests/ReplayData/PullRequest.setUp.txt b/github/tests/ReplayData/PullRequest.setUp.txt
index 53ebaac0..d368fd18 100644
--- a/github/tests/ReplayData/PullRequest.setUp.txt
+++ b/github/tests/ReplayData/PullRequest.setUp.txt
@@ -29,5 +29,5 @@ None
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diff --git a/github/tests/ReplayData/Repository.testCreateIssueWithAllArguments.txt b/github/tests/ReplayData/Repository.testCreateIssueWithAllArguments.txt
index a0046c04..3de39515 100644
--- a/github/tests/ReplayData/Repository.testCreateIssueWithAllArguments.txt
+++ b/github/tests/ReplayData/Repository.testCreateIssueWithAllArguments.txt
@@ -37,8 +37,8 @@ api.github.com
 None
 /repos/jacquev6/PyGithub/issues
 {'Content-Type': 'application/json', 'Authorization': 'Basic login_and_password_removed', 'User-Agent': 'PyGithub/Python'}
-{"body": "Body created by PyGithub", "assignee": "jacquev6", "labels": ["Question"], "milestone": 2, "title": "Issue also created by PyGithub"}
+{"body": "Body created by PyGithub", "assignee": "jacquev6", "assignees": ["jacquev6", "stuglaser"], "labels": ["Question"], "milestone": 2, "title": "Issue also created by PyGithub"}
 201
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diff --git a/github/tests/ReplayData/Repository.testCreateIssueWithAllArgumentsStringLabel.txt b/github/tests/ReplayData/Repository.testCreateIssueWithAllArgumentsStringLabel.txt
index ad7f0b81..324d5057 100644
--- a/github/tests/ReplayData/Repository.testCreateIssueWithAllArgumentsStringLabel.txt
+++ b/github/tests/ReplayData/Repository.testCreateIssueWithAllArgumentsStringLabel.txt
@@ -26,8 +26,8 @@ api.github.com
 None
 /repos/jacquev6/PyGithub/issues
 {'Content-Type': 'application/json', 'Authorization': 'Basic login_and_password_removed', 'User-Agent': 'PyGithub/Python'}
-{"body": "Body created by PyGithub", "assignee": "jacquev6", "labels": ["Question"], "milestone": 2, "title": "Issue also created by PyGithub"}
+{"body": "Body created by PyGithub", "assignee": "jacquev6", "assignees": ["jacquev6", "stuglaser"], "labels": ["Question"], "milestone": 2, "title": "Issue also created by PyGithub"}
 201
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diff --git a/github/tests/Repository.py b/github/tests/Repository.py
index a67e9191..e0aaacac 100644
--- a/github/tests/Repository.py
+++ b/github/tests/Repository.py
@@ -198,13 +198,13 @@ class Repository(Framework.TestCase):
         user = self.g.get_user("jacquev6")
         milestone = self.repo.get_milestone(2)
         question = self.repo.get_label("Question")
-        issue = self.repo.create_issue("Issue also created by PyGithub", "Body created by PyGithub", user, milestone, [question])
+        issue = self.repo.create_issue("Issue also created by PyGithub", "Body created by PyGithub", user, milestone, [question], ["jacquev6", "stuglaser"])
         self.assertEqual(issue.number, 30)
 
     def testCreateIssueWithAllArgumentsStringLabel(self):
         user = self.g.get_user("jacquev6")
         milestone = self.repo.get_milestone(2)
-        issue = self.repo.create_issue("Issue also created by PyGithub", "Body created by PyGithub", user, milestone, ['Question'])
+        issue = self.repo.create_issue("Issue also created by PyGithub", "Body created by PyGithub", user, milestone, ["Question"], ["jacquev6", "stuglaser"])
         self.assertEqual(issue.number, 30)
 
     def testCreateLabel(self):