diff --git a/pydoorlock/Authenticator.py b/pydoorlock/Authenticator.py
index ca1120e..a6b0aca 100644
--- a/pydoorlock/Authenticator.py
+++ b/pydoorlock/Authenticator.py
@@ -73,7 +73,7 @@ class Authenticator:
         return self._backends
 
     def _try_auth_local(self, user, password):
-        log.info('  Trying to local auth (user, password) as user %s',user)
+        log.info('  Trying to local auth (user, password) as user %s', user)
         if user not in self._local_db:
             log.info('  No user %s in local database', user)
             return DoorlockResponse.Perm