diff --git a/src/client/src/tscSubquery.c b/src/client/src/tscSubquery.c
index a8cd56204ef6af812ac4e27c610a3565a79827d1..cfd94f0ceaea1e496dd3cb3d64f56aaed7f25e33 100644
--- a/src/client/src/tscSubquery.c
+++ b/src/client/src/tscSubquery.c
@@ -3402,6 +3402,7 @@ static void doBuildResFromSubqueries(SSqlObj* pSql) {
   }
 
   if (numOfRes == 0) {  // no result any more, free all subquery objects
+    pSql->res.completed = true;
     freeJoinSubqueryObj(pSql);
     return;
   }