diff --git a/tests/TestOAuth2.py b/tests/TestOAuth2.py
index bc5dc21553..9993440ed4 100644
--- a/tests/TestOAuth2.py
+++ b/tests/TestOAuth2.py
@@ -120,9 +120,11 @@ def test__parseJWTFailOnRefresh():
     mock_reply.error = Mock(return_value = QNetworkReply.NetworkError.AuthenticationRequiredError)  # The reply is 403: Authentication required, meaning the server responded with a "Can't do that, Dave".
     http_mock = Mock()
     http_mock.get = lambda url, headers_dict, callback, error_callback: callback(mock_reply)
+    http_mock.post = lambda url, data, headers_dict, callback, error_callback: callback(mock_reply)
 
-    with patch("UM.TaskManagement.HttpRequestManager.HttpRequestManager.getInstance", MagicMock(return_value = http_mock)):
-        authorization_service._parseJWT(mock_callback)
+    with patch("UM.TaskManagement.HttpRequestManager.HttpRequestManager.readJSON", Mock(return_value = {"error_description": "Mock a failed request!"})):
+        with patch("UM.TaskManagement.HttpRequestManager.HttpRequestManager.getInstance", MagicMock(return_value = http_mock)):
+            authorization_service._parseJWT(mock_callback)
     mock_callback.assert_called_once_with(None)
 
 def test__parseJWTSucceedOnRefresh():