diff --git a/source/libs/parser/src/astToMsg.c b/source/libs/parser/src/astToMsg.c
index 99ec096de93ba1b1e2dc67b79c1cabfc5fb83762..e1828b6a26d44b5aef648723b1aeab605ff94d5d 100644
--- a/source/libs/parser/src/astToMsg.c
+++ b/source/libs/parser/src/astToMsg.c
@@ -276,8 +276,6 @@ char* buildCreateStbReq(SCreateTableSql* pCreateTableSql, int32_t* len, SParseCo
 
   void* buf = req;
   tSerializeSMCreateStbReq(&buf, &createReq);
-  taosArrayDestroy(createReq.pColumns);
-  taosArrayDestroy(createReq.pTags);
   *len = tlen;
   return req;
 }