diff --git a/include/libs/sync/sync.h b/include/libs/sync/sync.h
index ad525a2aa7..e3b5f3611c 100644
--- a/include/libs/sync/sync.h
+++ b/include/libs/sync/sync.h
@@ -46,6 +46,7 @@ extern "C" {
 #define SYNC_HEARTBEAT_SLOW_MS       1500
 #define SYNC_HEARTBEAT_REPLY_SLOW_MS 1500
 #define SYNC_SNAP_RESEND_MS          1000 * 60
+#define SYNC_SNAP_TIMEOUT_MS         1000 * 180
 
 #define SYNC_VND_COMMIT_MIN_MS 3000
 
diff --git a/source/libs/sync/src/syncTimeout.c b/source/libs/sync/src/syncTimeout.c
index 37166805ce..91c7494fa4 100644
--- a/source/libs/sync/src/syncTimeout.c
+++ b/source/libs/sync/src/syncTimeout.c
@@ -78,11 +78,9 @@ static int32_t syncNodeTimerRoutine(SSyncNode* ths) {
     SSyncSnapshotSender* pSender = syncNodeGetSnapshotSender(ths, &(ths->peersId[i]));
     if (pSender != NULL) {
       if (ths->isStart && ths->state == TAOS_SYNC_STATE_LEADER && pSender->start &&
-          timeNow - pSender->lastSendTime > SYNC_SNAP_RESEND_MS) {
-        snapshotReSend(pSender);
-      } else {
-        sTrace("vgId:%d, do not resend: nstart%d, now:%" PRId64 ", lstsend:%" PRId64 ", diff:%" PRId64, ths->vgId,
-               ths->isStart, timeNow, pSender->lastSendTime, timeNow - pSender->lastSendTime);
+          timeNow - pSender->lastSendTime > SYNC_SNAP_TIMEOUT_MS) {
+        sSError(pSender, "snapshot timeout, terminate. lastSendTime:%d", pSender->lastSendTime);
+        snapshotSenderStop(pSender, false);
       }
     }
   }