diff --git a/src/components/DefElement.vue b/src/components/DefElement.vue
index 304624c3ca7f0c4accf3512512fbece825d0c149..37a445c210a640b12a5541a407a4833d966aab13 100644
--- a/src/components/DefElement.vue
+++ b/src/components/DefElement.vue
@@ -1,7 +1,7 @@
 <template>
   <li :class="body.type_"><!--
  --><span v-for="(item, index) in assemble_text"
-          :class="item.type_"
+          :class="item.type"
           :key="index"><!--
           -->{{item.html}}<!--
        --><router-link v-if="item.type == 'article_ref'" :to="item.ref" @click.native="article_link_click(item)"><!--