diff --git a/common/lib/xmodule/xmodule/tests/test_combined_open_ended.py b/common/lib/xmodule/xmodule/tests/test_combined_open_ended.py
index d745d956e1..ef6344eb57 100644
--- a/common/lib/xmodule/xmodule/tests/test_combined_open_ended.py
+++ b/common/lib/xmodule/xmodule/tests/test_combined_open_ended.py
@@ -12,6 +12,8 @@ import capa.xqueue_interface as xqueue_interface
 from datetime import datetime
 
 from . import test_system
+
+import test_util_open_ended
 """
 Tests for the various pieces of the CombinedOpenEndedGrading system
 
@@ -163,8 +165,8 @@ class OpenEndedModuleTest(unittest.TestCase):
             'accept_file_upload': False,
             'rewrite_content_links' : "",
             'close_date': None,
-            's3_interface' : "",
-            'open_ended_grading_interface' : {},
+            's3_interface' : test_util_open_ended.S3_INTERFACE,
+            'open_ended_grading_interface' : test_util_open_ended.OPEN_ENDED_GRADING_INTERFACE,
             }
 
     oeparam = etree.XML('''
@@ -297,8 +299,8 @@ class CombinedOpenEndedModuleTest(unittest.TestCase):
             'accept_file_upload' : False,
             'rewrite_content_links' : "",
             'close_date' : "",
-            's3_interface' : "",
-            'open_ended_grading_interface' : {},
+            's3_interface' : test_util_open_ended.S3_INTERFACE,
+            'open_ended_grading_interface' : test_util_open_ended.OPEN_ENDED_GRADING_INTERFACE,
             }
 
     oeparam = etree.XML('''
diff --git a/common/lib/xmodule/xmodule/tests/test_self_assessment.py b/common/lib/xmodule/xmodule/tests/test_self_assessment.py
index 39b0dea825..fe55c88e82 100644
--- a/common/lib/xmodule/xmodule/tests/test_self_assessment.py
+++ b/common/lib/xmodule/xmodule/tests/test_self_assessment.py
@@ -9,6 +9,7 @@ from nose.plugins.skip import SkipTest
 
 from . import test_system
 
+import test_util_open_ended
 
 class SelfAssessmentTest(unittest.TestCase):
 
@@ -48,8 +49,8 @@ class SelfAssessmentTest(unittest.TestCase):
                 'display_name': "Name",
                 'accept_file_upload': False,
                 'close_date': None,
-                's3_interface' : "",
-                'open_ended_grading_interface' : {},
+                's3_interface' : test_util_open_ended.S3_INTERFACE,
+                'open_ended_grading_interface' : test_util_open_ended.OPEN_ENDED_GRADING_INTERFACE,
                 }
 
         self.module = SelfAssessmentModule(test_system, self.location,
diff --git a/common/lib/xmodule/xmodule/tests/test_util_open_ended.py b/common/lib/xmodule/xmodule/tests/test_util_open_ended.py
new file mode 100644
index 0000000000..8d1fcd30ce
--- /dev/null
+++ b/common/lib/xmodule/xmodule/tests/test_util_open_ended.py
@@ -0,0 +1,14 @@
+OPEN_ENDED_GRADING_INTERFACE = {
+    'url' : 'http://127.0.0.1:3033/',
+    'username' : 'incorrect',
+    'password' : 'incorrect',
+    'staff_grading' : 'staff_grading',
+    'peer_grading' : 'peer_grading',
+    'grading_controller' : 'grading_controller'
+}
+
+S3_INTERFACE = {
+    'aws_access_key' : "",
+    'aws_secret_key' : "",
+    "aws_bucket_name" : "",
+}
\ No newline at end of file
diff --git a/lms/djangoapps/open_ended_grading/tests.py b/lms/djangoapps/open_ended_grading/tests.py
index f44ee2afdd..a2e45c83bc 100644
--- a/lms/djangoapps/open_ended_grading/tests.py
+++ b/lms/djangoapps/open_ended_grading/tests.py
@@ -26,6 +26,8 @@ log = logging.getLogger(__name__)
 from override_settings import override_settings
 from django.http import QueryDict
 
+from xmodule.tests import test_util_open_ended
+
 
 @override_settings(MODULESTORE=ct.TEST_DATA_XML_MODULESTORE)
 class TestStaffGradingService(ct.PageLoader):
@@ -144,7 +146,10 @@ class TestPeerGradingService(ct.PageLoader):
         location = "i4x://edX/toy/peergrading/init"
 
         self.mock_service = peer_grading_service.MockPeerGradingService()
-        self.system = ModuleSystem(location, None, None, render_to_string, None, s3_interface = "", open_ended_grading_interface={})
+        self.system = ModuleSystem(location, None, None, render_to_string, None,
+            s3_interface = test_util_open_ended.S3_INTERFACE,
+            open_ended_grading_interface=test_util_open_ended.OPEN_ENDED_GRADING_INTERFACE
+        )
         self.descriptor = peer_grading_module.PeerGradingDescriptor(self.system)
         self.peer_module = peer_grading_module.PeerGradingModule(self.system, location, "<peergrading/>", self.descriptor)
         self.peer_module.peer_gs = self.mock_service