diff --git a/src/python/grpcio/grpc/experimental/aio/_interceptor.py b/src/python/grpcio/grpc/experimental/aio/_interceptor.py
index e90e90955ae..e77d72bf404 100644
--- a/src/python/grpcio/grpc/experimental/aio/_interceptor.py
+++ b/src/python/grpcio/grpc/experimental/aio/_interceptor.py
@@ -146,8 +146,7 @@ class InterceptedUnaryUnaryCall(_base_call.UnaryUnaryCall):
 
             else:
                 return UnaryUnaryCall(
-                    request,
-                    _timeout_to_deadline(client_call_details.timeout),
+                    request, _timeout_to_deadline(client_call_details.timeout),
                     self._channel, client_call_details.method,
                     request_serializer, response_deserializer)