diff --git a/pages/goods/detail/_id.vue b/pages/goods/detail/_id.vue
index 0c6eb21..693c56b 100644
--- a/pages/goods/detail/_id.vue
+++ b/pages/goods/detail/_id.vue
@@ -159,7 +159,7 @@
           <div class="main__details-option--line flex flex-middle">
             <span class="line-txt">数量</span>
             <div class="line-btns">
-              <el-input-number v-model="curBuyNum" :min="1"></el-input-number>
+              <el-input-number v-model="curBuyNum" :min="1" :max='maxBuyNum'></el-input-number>
             </div>
           </div>
         </div>