diff --git a/app/Http/Controllers/Api/UsersController.php b/app/Http/Controllers/Api/UsersController.php
index d6a523e2d..e6b055edb 100755
--- a/app/Http/Controllers/Api/UsersController.php
+++ b/app/Http/Controllers/Api/UsersController.php
@@ -782,7 +782,9 @@ class UsersController extends AbstractController
             'alias' => $data['alias'],
             'platform' => $platform,
         ];
-        if (UmengAlias::where($inArray)->exists()) {
+        $row = UmengAlias::where($inArray);
+        if ($row->exists()) {
+            $row->update(['updated_at' => Carbon::now()]);
             return Base::retSuccess('别名已存在');
         }
         $row = UmengAlias::createInstance($inArray);
diff --git a/app/Models/UmengAlias.php b/app/Models/UmengAlias.php
index 1ed8f774b..8f5204f2f 100644
--- a/app/Models/UmengAlias.php
+++ b/app/Models/UmengAlias.php
@@ -150,7 +150,7 @@ class UmengAlias extends AbstractModel
      */
     public static function pushMsgToUserid($userid, $array)
     {
-        $builder = self::select(['id', 'platform', 'alias']);
+        $builder = self::select(['id', 'platform', 'alias'])->where('updated_at', '>', Carbon::now()->subMonth());
         if (is_array($userid)) {
             $builder->whereIn('userid', $userid);
         } elseif (Base::isNumber($userid)) {