diff --git a/src/query/src/qExecutor.c b/src/query/src/qExecutor.c
index ce4fe756695f2e0504a7b87db759b51cce48ea25..6bd4c868b3fc98b6da6b29f93a9be9630043769f 100644
--- a/src/query/src/qExecutor.c
+++ b/src/query/src/qExecutor.c
@@ -5586,7 +5586,7 @@ static void tableIntervalProcess(SQInfo *pQInfo, STableQueryInfo* pTableInfo) {
 
     if ((pQuery->limit.offset > 0 && pQuery->limit.offset < numOfClosed) || pQuery->limit.offset == 0) {
       // skip offset result rows
-      clearFirstNTimeWindow(pRuntimeEnv, pQuery->limit.offset);
+      clearFirstNTimeWindow(pRuntimeEnv, (int32_t) pQuery->limit.offset);
 
       pQuery->rec.rows   = 0;
       pQInfo->groupIndex = 0;