diff --git a/src/backend/distributed/utils/background_jobs.c b/src/backend/distributed/utils/background_jobs.c
index 6b7cb024b..524bcdb2a 100644
--- a/src/backend/distributed/utils/background_jobs.c
+++ b/src/backend/distributed/utils/background_jobs.c
@@ -899,9 +899,10 @@ ConsumeTaskWorkerOutput(shm_mq_handle *responseq, StringInfo message, bool *hadE
 				{
 					*hadError = true;
 				}
-				__attribute__((fallthrough));
 			}
 
+			/* FALLTHROUGH */
+
 			case 'N': /* NoticeResponse */
 			{
 				ErrorData edata = { 0 };