diff --git a/src/vnode/src/vnodeRead.c b/src/vnode/src/vnodeRead.c
index b461184c08ff40d22fa87159daead73e37ea1084..d6227f4270be2e528baf429613e0e2e938a45cb9 100644
--- a/src/vnode/src/vnodeRead.c
+++ b/src/vnode/src/vnodeRead.c
@@ -90,7 +90,7 @@ static int32_t vnodeProcessQueryMsg(SVnodeObj *pVnode, SReadMsg *pReadMsg) {
     assert(pReadMsg->rpcMsg.contLen > 0 && killQueryMsg->free == 1);
 
     qKillQuery((qinfo_t) killQueryMsg->qhandle);
-    return TSDB_CODE_TSC_QUERY_CANCELLED; // todo error
+    return TSDB_CODE_TSC_QUERY_CANCELLED; // todo change the error code
   }
 
   int32_t code = TSDB_CODE_SUCCESS;