1 files changed, 1 insertions, 1 deletions
diff --git a/synapse/handlers/auth.py b/synapse/handlers/auth.py
index 00eae92052..7c4b716b28 100644
--- a/synapse/handlers/auth.py
+++ b/synapse/handlers/auth.py
@@ -212,7 +212,7 @@ class AuthHandler(BaseHandler):
         self._clock = self.hs.get_clock()
 
         # Expire old UI auth sessions after a period of time.
-        if hs.config.worker_app is None:
+        if hs.config.run_background_tasks:
             self._clock.looping_call(
                 run_as_background_process,
                 5 * 60 * 1000,