1 files changed, 1 insertions, 1 deletions
diff --git a/synapse/federation/transport/client.py b/synapse/federation/transport/client.py
index 9e84bd677e..32074b8ca6 100644
--- a/synapse/federation/transport/client.py
+++ b/synapse/federation/transport/client.py
@@ -619,7 +619,7 @@ class TransportLayerClient:
         )
 
     async def claim_client_keys(
-        self, destination: str, query_content: JsonDict, timeout: int
+        self, destination: str, query_content: JsonDict, timeout: Optional[int]
     ) -> JsonDict:
         """Claim one-time keys for a list of devices hosted on a remote server.