diff --git a/synapse/app/pusher.py b/synapse/app/pusher.py
index e6aa0aa65c..9381fe2251 100644
--- a/synapse/app/pusher.py
+++ b/synapse/app/pusher.py
@@ -89,6 +89,14 @@ class PusherSlaveStore(
         DataStore.update_pusher_last_stream_ordering_and_success.__func__
     )
 
+    update_pusher_failing_since = (
+        DataStore.update_pusher_failing_since.__func__
+    )
+
+    update_pusher_last_stream_ordering = (
+        DataStore.update_pusher_last_stream_ordering.__func__
+    )
+
 
 class PusherServer(HomeServer):