diff --git a/src/python/grpcio/grpc/_cython/_cygrpc/aio/server.pyx.pxi b/src/python/grpcio/grpc/_cython/_cygrpc/aio/server.pyx.pxi
index 466c3e21ef1..8c74d3ee22b 100644
--- a/src/python/grpcio/grpc/_cython/_cygrpc/aio/server.pyx.pxi
+++ b/src/python/grpcio/grpc/_cython/_cygrpc/aio/server.pyx.pxi
@@ -780,6 +780,7 @@ cdef CallbackFailureHandler SERVER_SHUTDOWN_FAILURE_HANDLER = CallbackFailureHan
     None,
     InternalError)
 
+
 cdef class AioServer:
 
     def __init__(self, loop, thread_pool, generic_handlers, interceptors,