diff --git a/tests/pylorax/test_server.py b/tests/pylorax/test_server.py
index 69634e32..7973603c 100644
--- a/tests/pylorax/test_server.py
+++ b/tests/pylorax/test_server.py
@@ -597,7 +597,7 @@ class ServerTestCase(unittest.TestCase):
         resp = self.server.get("/api/v0/projects/source/list")
         data = json.loads(resp.data)
         self.assertNotEqual(data, None)
-        self.assertTrue(self.system_repo in data["sources"])
+        self.assertTrue(self.system_repo in data["sources"], "%s not in %s" % (self.system_repo, data["sources"]))
 
     def test_projects_source_02_delete_single(self):
         """Test /api/v0/projects/source/delete a single source"""