diff --git a/app/validate/admin/MerchantTypeValidate.php b/app/validate/admin/MerchantTypeValidate.php
index e02bd476..e7518d2b 100644
--- a/app/validate/admin/MerchantTypeValidate.php
+++ b/app/validate/admin/MerchantTypeValidate.php
@@ -20,7 +20,7 @@ class MerchantTypeValidate extends Validate
     protected $failException = true;
 
     protected $rule = [
-        'type_name|店铺类型名称' => 'require|max:5',
+        'type_name|店铺类型名称' => 'require|max:8',
         'type_info|店铺类型要求' => 'max:256',
         'is_margin|是否有保证金'  => 'require|in:0,1',
         'auth|权限'  => 'require|array|min:1',