diff --git a/src/csharp/ext/grpc_csharp_ext.c b/src/csharp/ext/grpc_csharp_ext.c
index ceb2671faf8..27de7bc11f1 100644
--- a/src/csharp/ext/grpc_csharp_ext.c
+++ b/src/csharp/ext/grpc_csharp_ext.c
@@ -355,12 +355,12 @@ GPR_EXPORT void GPR_CALLTYPE grpcsharp_shutdown(void) { grpc_shutdown(); }
 
 GPR_EXPORT grpc_completion_queue *GPR_CALLTYPE
 grpcsharp_completion_queue_create_async(void) {
-  return grpc_completion_queue_create(GRPC_CQ_NEXT, GRPC_CQ_DEFAULT_POLLING, NULL);
+  return grpc_completion_queue_create_for_next(NULL);
 }
 
 GPR_EXPORT grpc_completion_queue *GPR_CALLTYPE
 grpcsharp_completion_queue_create_sync(void) {
-  return grpc_completion_queue_create(GRPC_CQ_PLUCK, GRPC_CQ_DEFAULT_POLLING, NULL);
+  return grpc_completion_queue_create_for_pluck(NULL);
 }
 
 GPR_EXPORT void GPR_CALLTYPE