diff --git a/src/components/selection/TreeDataSelectModal.vue b/src/components/selection/TreeDataSelectModal.vue
index 59a9158..8bdc67a 100644
--- a/src/components/selection/TreeDataSelectModal.vue
+++ b/src/components/selection/TreeDataSelectModal.vue
@@ -186,6 +186,7 @@ export default {
   methods: {
     show () {
       this.visible = true
+      this.treeData = []
       this.checkedRows = []
       this.checkedKeys = []
       this.selectedKeys = []