diff --git a/src/views/system/config/index.vue b/src/views/system/config/index.vue
index 19ee07fb..6a9a5799 100644
--- a/src/views/system/config/index.vue
+++ b/src/views/system/config/index.vue
@@ -220,7 +220,7 @@ const modalStateFrom = Form.useForm(
       { required: true, min: 1, max: 50, message: '请正确输入参数键名' },
     ],
     configValue: [
-      { required: true, min: 1, max: 50, message: '请正确输入参数键值' },
+      { required: true, min: 1, max: 250, message: '请正确输入参数键值' },
     ],
   })
 );