diff --git a/mediagoblin/models.py b/mediagoblin/models.py
index 3471ddc7..07d841bf 100644
--- a/mediagoblin/models.py
+++ b/mediagoblin/models.py
@@ -29,4 +29,5 @@ def register_models(connection):
     """
     Register all models in REGISTER_MODELS with this connection.
     """
-    pass
+    connection.register(REGISTER_MODELS)
+