diff --git a/src/components/checklist/index.vue b/src/components/checklist/index.vue
index 9717dbe65..d14c19c70 100644
--- a/src/components/checklist/index.vue
+++ b/src/components/checklist/index.vue
@@ -1,7 +1,7 @@
 <template>
   <div v-show="title" class="weui_cells_title">{{title}}</div>
   <div class="weui_cells weui_cells_checkbox">
-    <label class="weui_cell weui_check_label" for="checkbox_{{uuid}}_{{index}}" v-for="(index,one) in options">
+    <label class="weui_cell weui_check_label" for="checkbox_{{uuid}}_{{index}}" v-for="(index, one) in options">
       <div class="weui_cell_hd">
         <input type="checkbox" class="weui_check" value="{{one | getKey}}" v-model="value" id="checkbox_{{uuid}}_{{index}}">
         <i class="weui_icon_checked"></i>
@@ -32,10 +32,7 @@ export default {
   },
   mixins: [Base],
   props: {
-    title: {
-      type: String,
-      required: true
-    },
+    title: String,
     required: {
       type: Boolean,
       default: true