diff --git a/source/client/src/clientImpl.c b/source/client/src/clientImpl.c
index 2ddf843a08..c83b80dcfc 100644
--- a/source/client/src/clientImpl.c
+++ b/source/client/src/clientImpl.c
@@ -621,6 +621,7 @@ int32_t buildSyncExecNodeList(SRequestObj* pRequest, SArray** pNodeList, SArray*
           }
 
           taosArrayPush(pDbVgList, &pVgList);
+          taosArrayDestroy(pVgList);
         }
       }