diff --git a/frontend/admin/src/pages/marketing/storeCoupon/index.vue b/frontend/admin/src/pages/marketing/storeCoupon/index.vue
index 291b46c12..ebd2051b7 100644
--- a/frontend/admin/src/pages/marketing/storeCoupon/index.vue
+++ b/frontend/admin/src/pages/marketing/storeCoupon/index.vue
@@ -15,7 +15,6 @@
               v-model="tableFrom.coupon_title"
               placeholder="请输入优惠券名称"
               class="form_content_width"
-              maxlength="18"
               show-word-limit
               clearable
             />