diff --git a/setup.py b/setup.py
index 92100165d1596c3ca5b4d402e324916da2c27693..94c2470ada472476908069b51b4987850adaa2fb 100644
--- a/setup.py
+++ b/setup.py
@@ -30,7 +30,7 @@ setup(name='political-memory',
     ],
     extras_require={
         'testing': [
-            'django-responsediff',
+            'django-responsediff==0.2.0',
             'flake8',
             'pep8',
             'pytest',