diff --git a/app/Admin/Services/KeywordService.php b/app/Admin/Services/KeywordService.php
index 16883f2..d13a1d3 100644
--- a/app/Admin/Services/KeywordService.php
+++ b/app/Admin/Services/KeywordService.php
@@ -49,16 +49,16 @@ class KeywordService extends BaseService
         return true;
     }
 
-    public function validate($data, $id = null)
+    public function validate($data, $model = null)
     {
         $createRules = [
             'key' => ['required', Rule::unique('keywords', 'key')],
             'name' => ['required'],
         ];
         $updateRules = [
-            'key' => [Rule::unique('keywords', 'key')->ignore($id)]
+            'key' => [Rule::unique('keywords', 'key')->ignore($model->id)]
         ];
-        $validator = Validator::make($data, $id ? $updateRules : $createRules, [
+        $validator = Validator::make($data, $model ? $updateRules : $createRules, [
             'key.unique' => ':input 已经存在'
         ]);
         if ($validator->fails()) {