diff --git a/src/views/knowledge/detail/components/split/SplitPreview.vue b/src/views/knowledge/detail/components/split/SplitPreview.vue
index 9d008e1..6054c88 100644
--- a/src/views/knowledge/detail/components/split/SplitPreview.vue
+++ b/src/views/knowledge/detail/components/split/SplitPreview.vue
@@ -9,7 +9,7 @@
       <template slot="title">
         <div class="flex align-items-c" style="gap:10px">
           <span>拆分结果预览</span>
-          <el-dropdown @command="command">
+          <el-dropdown @command="command" trigger="click">
             <span class="el-dropdown-link">
               {{ documentList[activeIndex].name
               }}<i class="el-icon-arrow-down el-icon--right"></i>