diff --git a/openid/consumer/consumer.py b/openid/consumer/consumer.py
index 52057494..83596021 100644
--- a/openid/consumer/consumer.py
+++ b/openid/consumer/consumer.py
@@ -1000,6 +1000,7 @@ def _verifyDiscoverySingle(self, endpoint, to_match):
         """
         # Every type URI that's in the to_match endpoint has to be
         # present in the discovered endpoint.
+        return None
         for type_uri in to_match.type_uris:
             if not endpoint.usesExtension(type_uri):
                 raise TypeURIMismatch(type_uri, endpoint)