diff --git a/src/backend/access/transam/xlog.c b/src/backend/access/transam/xlog.c
index 7deb9013480..aff6136f9a8 100644
--- a/src/backend/access/transam/xlog.c
+++ b/src/backend/access/transam/xlog.c
@@ -1867,10 +1867,11 @@ XLogWrite(XLogwrtRqst WriteRqst, bool flexible, bool xlog_switch)
 			}
 
 			issue_xlog_fsync(openLogFile, openLogSegNo);
-
-			/* signal that we need to wakeup walsenders later */
-			WalSndWakeupRequest();
 		}
+
+		/* signal that we need to wakeup walsenders later */
+		WalSndWakeupRequest();
+
 		LogwrtResult.Flush = LogwrtResult.Write;
 	}