1 files changed, 3 insertions, 3 deletions
diff --git a/synapse/config/registration.py b/synapse/config/registration.py
index 3fe0f050cd..c7f3e6d35e 100644
--- a/synapse/config/registration.py
+++ b/synapse/config/registration.py
@@ -171,9 +171,9 @@ class RegistrationConfig(Config):
             refreshable_access_token_lifetime = self.parse_duration(
                 refreshable_access_token_lifetime
             )
-        self.refreshable_access_token_lifetime: Optional[
-            int
-        ] = refreshable_access_token_lifetime
+        self.refreshable_access_token_lifetime: Optional[int] = (
+            refreshable_access_token_lifetime
+        )
 
         if (
             self.session_lifetime is not None