diff --git a/frontend/src/views/admin/Login.vue b/frontend/src/views/admin/Login.vue
index bfe9d53..6ca92fd 100644
--- a/frontend/src/views/admin/Login.vue
+++ b/frontend/src/views/admin/Login.vue
@@ -135,7 +135,7 @@ const rules = {
     required: true,
     message: '请输入验证码',
     trigger: 'blur',
-    validator: (rule: any, value: string) => {
+    validator: (_rule: any, value: string) => {
       if (captchaEnabled.value && !value) {
         return new Error('请输入验证码')
       }