diff --git a/app/Admin/Controllers/SupplierController.php b/app/Admin/Controllers/SupplierController.php
index c12a717..1c18681 100644
--- a/app/Admin/Controllers/SupplierController.php
+++ b/app/Admin/Controllers/SupplierController.php
@@ -152,7 +152,12 @@ class SupplierController extends AdminController
 				}
 			}
 
-        	//不允许编辑的字段
+			//抽成比例
+			if ($form->rate < 0 || $form->rate > 100) {
+				return $form->response()->error('抽成比例在 0 ~ 100 之间');
+			}
+
+			//不允许编辑的字段
 			if ($form->isEditing()) {
 				$form->ignore(['id', 'username', 'created_at', 'created_at', 'deleted_at', 'deleted_at']);
 			}