diff --git a/include/libs/monitor/monitor.h b/include/libs/monitor/monitor.h
index 3dee59ab14a0ac780f18f731a5abb6dbe559b6fd..1da801be0d95cbe72d1f5fab2a84d2aee92d07c2 100644
--- a/include/libs/monitor/monitor.h
+++ b/include/libs/monitor/monitor.h
@@ -147,9 +147,9 @@ typedef struct {
 } SMonStbInfo;
 
 typedef struct {
-  int32_t expire_time;
-  int64_t timeseries_used;
-  int64_t timeseries_total;
+  uint32_t expire_time;
+  int64_t  timeseries_used;
+  int64_t  timeseries_total;
 } SMonGrantInfo;
 
 typedef struct {
diff --git a/source/dnode/mnode/impl/src/mndMain.c b/source/dnode/mnode/impl/src/mndMain.c
index c32212dfc1a9133771dc6747d4c636b6adb7d00e..a096e0341e6ad65aa1a374a7f4b80072eca5550d 100644
--- a/source/dnode/mnode/impl/src/mndMain.c
+++ b/source/dnode/mnode/impl/src/mndMain.c
@@ -864,7 +864,7 @@ int32_t mndGetMonitorInfo(SMnode *pMnode, SMonClusterInfo *pClusterInfo, SMonVgr
   }
 
   // grant info
-  pGrantInfo->expire_time = (pMnode->grant.expireTimeMS - ms) / 86400000.0f;
+  pGrantInfo->expire_time = (pMnode->grant.expireTimeMS - ms) / 1000;
   pGrantInfo->timeseries_total = pMnode->grant.timeseriesAllowed;
   if (pMnode->grant.expireTimeMS == 0) {
     pGrantInfo->expire_time = INT32_MAX;