diff --git a/source/client/src/clientMsgHandler.c b/source/client/src/clientMsgHandler.c
index f9b28a4ded..e0657e2893 100644
--- a/source/client/src/clientMsgHandler.c
+++ b/source/client/src/clientMsgHandler.c
@@ -258,7 +258,7 @@ int32_t processUseDbRsp(void* param, SDataBuf* pMsg, int32_t code) {
         (void)catalogRemoveDB(pCatalog, usedbRsp.db, usedbRsp.uid);
       }
     }
-
+    tFreeSUsedbRsp(&usedbRsp);
   }
 
   if (code != TSDB_CODE_SUCCESS) {