diff --git a/src/system/detail/inc/mgmt.h b/src/system/detail/inc/mgmt.h
index 219cb99531d27902ca9e0abd3404597bc0662eb0..232d2e62567877a5dba11c9a664f7c8a4bedea52 100644
--- a/src/system/detail/inc/mgmt.h
+++ b/src/system/detail/inc/mgmt.h
@@ -172,12 +172,12 @@ typedef struct _user_obj {
   char              pass[TSDB_KEY_LEN];
   char              acct[TSDB_USER_LEN];
   int64_t           createdTime;
-  int32_t           authAllowTime;
-  int16_t           authFailCount;
   char              superAuth : 1;
   char              writeAuth : 1;
   char              reserved[16];
   char              updateEnd[1];
+  int32_t           authAllowTime;
+  int16_t           authFailCount;
   struct _user_obj *prev, *next;
 } SUserObj;