diff --git a/application/admin/view/orders/dispatch2/edit.html b/application/admin/view/orders/dispatch2/edit.html
index f2a19d3..83ce45f 100644
--- a/application/admin/view/orders/dispatch2/edit.html
+++ b/application/admin/view/orders/dispatch2/edit.html
@@ -156,7 +156,7 @@
     <div class="form-group">
         <label class="control-label col-xs-12 col-sm-2">{:__('材料成本(￥)')}:</label>
         <div class="col-xs-12 col-sm-8">
-            <input id="order-material_cost" name="order[material_cost]" min="1" step="0.01" type="number" class="form-control" value="{$order.material_cost}">
+            <input id="order-material_cost" data-rule="required" name="order[material_cost]" min="1" step="0.01" type="number" class="form-control" value="{$order.material_cost}">
         </div>
     </div>