diff --git a/src/system/detail/src/mgmtMeter.c b/src/system/detail/src/mgmtMeter.c
index 76867a0d07..a2a6ed8a7d 100644
--- a/src/system/detail/src/mgmtMeter.c
+++ b/src/system/detail/src/mgmtMeter.c
@@ -1186,6 +1186,8 @@ int mgmtRetrieveMetricMeta(SConnObj *pConn, char **pStart, SMetricMetaMsg *pMetr
   int32_t *        tagLen = calloc(1, sizeof(int32_t) * pMetricMetaMsg->numOfMeters);
 
   if (result == NULL || tagLen == NULL) {
+    tfree(result);
+    tfree(tagLen);
     return -1;
   }
 
diff --git a/src/util/src/version.c b/src/util/src/version.c
index 73cef2e296..82c85cff5c 100644
--- a/src/util/src/version.c
+++ b/src/util/src/version.c
@@ -1,4 +1,4 @@
-char version[64] = "1.6.5.1";
+char version[64] = "1.6.5.3";
 char compatible_version[64] = "1.6.1.0";
 char gitinfo[128] = "751fa0239baa49c3aaa9b49e15f7812b17519800";
 char gitinfoOfInternal[128] = "";