diff --git a/src/backend/access/transam/xlog.c b/src/backend/access/transam/xlog.c
index e081bf92608..a1078a7cfca 100644
--- a/src/backend/access/transam/xlog.c
+++ b/src/backend/access/transam/xlog.c
@@ -12673,7 +12673,8 @@ CheckPromoteSignal(void)
 void
 WakeupRecovery(void)
 {
-	SetLatch(XLogCtl->recoveryWakeupLatch);
+	if (XLogCtl->recoveryWakeupLatch)
+		SetLatch(XLogCtl->recoveryWakeupLatch);
 }
 
 /*