diff --git a/app/Admin/Forms/Settings/Distribution.php b/app/Admin/Forms/Settings/Distribution.php
index eac396c5..a743aeee 100644
--- a/app/Admin/Forms/Settings/Distribution.php
+++ b/app/Admin/Forms/Settings/Distribution.php
@@ -41,7 +41,8 @@ class Distribution extends Form
 
         $this->text('settle_days', '订单结算时间（天）')
             ->value($appSettings['settle_days'] ?? 0)
-            ->rules('required|numeric|min:0');
+            ->rules('required|numeric|min:0')
+            ->help('从订单完成到结算收益的间隔天数');
 
         $this->text('price_diff_fee_rate', '会员差价手续费')
             ->prepend('%')