diff --git a/source/dnode/vnode/src/tsdb/tsdbCache.c b/source/dnode/vnode/src/tsdb/tsdbCache.c
index e3382cde32..db9c94cf83 100644
--- a/source/dnode/vnode/src/tsdb/tsdbCache.c
+++ b/source/dnode/vnode/src/tsdb/tsdbCache.c
@@ -1165,7 +1165,6 @@ static int32_t tsdbCachePutToLRU(STsdb *pTsdb, SLastKey *pLastKey, SLastCol *pLa
 
   size_t charge = 0;
   *pLRULastCol = *pLastCol;
-  pLRULastCol->dirty = 1;
   TAOS_CHECK_EXIT(tsdbCacheReallocSLastCol(pLRULastCol, &charge));
 
   LRUStatus status = taosLRUCacheInsert(pTsdb->lruCache, pLastKey, ROCKS_KEY_LEN, pLRULastCol, charge, tsdbCacheDeleter,
@@ -1216,7 +1215,7 @@ static int32_t tsdbCacheUpdate(STsdb *pTsdb, tb_uid_t suid, tb_uid_t uid, SArray
       if (pLastCol->cacheStatus != TSDB_LAST_CACHE_NO_CACHE) {
         int32_t cmp_res = tRowKeyCompare(&pLastCol->rowKey, pRowKey);
         if (cmp_res < 0 || (cmp_res == 0 && !COL_VAL_IS_NONE(pColVal))) {
-          SLastCol newLastCol = {.rowKey = *pRowKey, .colVal = *pColVal, .cacheStatus = TSDB_LAST_CACHE_VALID};
+          SLastCol newLastCol = {.rowKey = *pRowKey, .colVal = *pColVal, .dirty = 1, .cacheStatus = TSDB_LAST_CACHE_VALID};
           code = tsdbCachePutToLRU(pTsdb, key, &newLastCol);
         }
       }
@@ -1319,7 +1318,7 @@ static int32_t tsdbCacheUpdate(STsdb *pTsdb, tb_uid_t suid, tb_uid_t uid, SArray
       }
 
       if (NULL == pLastCol || cmp_res < 0 || (cmp_res == 0 && !COL_VAL_IS_NONE(pColVal))) {
-        SLastCol lastColTmp = {.rowKey = *pRowKey, .colVal = *pColVal, .cacheStatus = TSDB_LAST_CACHE_VALID};
+        SLastCol lastColTmp = {.rowKey = *pRowKey, .colVal = *pColVal, .dirty = 0, .cacheStatus = TSDB_LAST_CACHE_VALID};
         if ((code = tsdbCachePutToRocksdb(pTsdb, &idxKey->key, &lastColTmp)) != TSDB_CODE_SUCCESS) {
           tsdbError("tsdb/cache: vgId:%d, put rocks failed at line %d since %s.", TD_VID(pTsdb->pVnode), lino,
                     tstrerror(code));