diff --git a/source/dnode/vnode/src/tq/tqSink.c b/source/dnode/vnode/src/tq/tqSink.c
index 742b170a8c..fea601c545 100644
--- a/source/dnode/vnode/src/tq/tqSink.c
+++ b/source/dnode/vnode/src/tq/tqSink.c
@@ -335,6 +335,8 @@ int32_t doMergeExistedRows(SSubmitTbData* pExisted, const SSubmitTbData* pNew, c
 
   tqTrace("s-task:%s rows merged, final rows:%d, uid:%" PRId64 ", existed auto-create table:%d, new-block:%d", id,
           (int32_t)taosArrayGetSize(pFinal), pExisted->uid, (pExisted->pCreateTbReq != NULL), (pNew->pCreateTbReq != NULL));
+
+  tdDestroySVCreateTbReq(pNew->pCreateTbReq);
   return TSDB_CODE_SUCCESS;
 }