diff --git a/src/views/authenticRight/index.vue b/src/views/authenticRight/index.vue
index c17f50ad..35344a0f 100644
--- a/src/views/authenticRight/index.vue
+++ b/src/views/authenticRight/index.vue
@@ -113,7 +113,7 @@
           :rules="[{ required: true, message: '请填写被核查人姓名' }]"
         >
           <template #button>
-           <van-uploader :after-read="afterRead" v-model="fileList" :preview-image="false" :max-count="1" capture="camera"  accept="image/*">
+           <van-uploader :after-read="afterRead" v-model="fileList" :max-size="4 * 1024 * 1024" @oversize="onOversize" :preview-image="false" :max-count="1" capture="camera"  accept="image/*">
               <van-button icon="photograph" type="primary" size="mini">扫描身份证</van-button>
             </van-uploader>
           </template>
@@ -638,6 +638,15 @@
 
     },
     methods:{
+      onOversize(){
+        this.$toast({
+          icon: 'error', // 找到自己需要的图标
+          message: '文件大小超过4MB，上传失败',
+          duration:"1000",
+          onClose:function(){
+          }
+        })
+      },
       afterRead(file) {
         const data = new FormData();
         data.append("file", this.fileList[0].file);