diff --git a/source/libs/qcom/src/querymsg.c b/source/libs/qcom/src/querymsg.c
index 29f84ddcd068b8e706442dbd9a02624b68692b0f..b50eb2c92d4b6875d012e4146b8a85c990e2ab94 100644
--- a/source/libs/qcom/src/querymsg.c
+++ b/source/libs/qcom/src/querymsg.c
@@ -267,7 +267,7 @@ int32_t queryProcessTableMetaRsp(void* output, char *msg, int32_t msgSize) {
     pOut->metaNum = 1;
     
     if (pMetaMsg->dbFname[0]) {
-      snprintf(pOut->tbFname, "%s.%s", pMetaMsg->dbFname, pMetaMsg->tbFname);
+      snprintf(pOut->tbFname, sizeof(pOut->tbFname), "%s.%s", pMetaMsg->dbFname, pMetaMsg->tbFname);
     } else {
       memcpy(pOut->tbFname, pMetaMsg->tbFname, sizeof(pOut->tbFname));
     }
diff --git a/source/libs/scheduler/src/scheduler.c b/source/libs/scheduler/src/scheduler.c
index 3f1799507df67520d966ac527d0da03b0b75ad8f..20eb94c2ff65333fda5834a77359188b9ee2cb2f 100644
--- a/source/libs/scheduler/src/scheduler.c
+++ b/source/libs/scheduler/src/scheduler.c
@@ -664,7 +664,7 @@ int32_t schBuildAndSendMsg(SSchJob *job, SSchTask *task, int32_t msgType) {
       }
 
       SSubQueryMsg *pMsg = msg;
-      
+
       pMsg->sId = htobe64(schMgmt.sId);
       pMsg->queryId = htobe64(job->queryId);
       pMsg->taskId = htobe64(task->taskId);