diff --git a/src/pages/config/pages/mechanismManage/index.vue b/src/pages/config/pages/mechanismManage/index.vue
index 244d8450e..60231784e 100644
--- a/src/pages/config/pages/mechanismManage/index.vue
+++ b/src/pages/config/pages/mechanismManage/index.vue
@@ -11,7 +11,6 @@
         <el-tree
           :data="treeData"
           :props="defaultProps"
-          default-expand-all
           :current-node-key="nodeKeyId"
           node-key="id"
           :filter-node-method="filterNode"