diff --git a/src/views/coupon_manage/add_coupon.vue b/src/views/coupon_manage/add_coupon.vue
index 93ead75..a527dd1 100644
--- a/src/views/coupon_manage/add_coupon.vue
+++ b/src/views/coupon_manage/add_coupon.vue
@@ -105,7 +105,7 @@
           </el-tooltip>
         </el-form-item>
         <el-form-item label="使用门槛">
-          全额满<el-input v-model="form.fullAmount" placeholder="" style="width: 100px;margin: 0 23px;"><template slot="suffix">元</template></el-input>可用
+          全额满<el-input v-model="form.fullAmount" oninput="value=value.replace(/^(0+)|[^\d]+/g,'')" placeholder="" style="width: 100px;margin: 0 23px;"><template slot="suffix">元</template></el-input>可用
         </el-form-item>
         <el-form-item label="赠送商品" prop="products">
           <div>