diff --git a/examples/routers/tree.vue b/examples/routers/tree.vue
index f3f4c87..28be70d 100644
--- a/examples/routers/tree.vue
+++ b/examples/routers/tree.vue
@@ -1,6 +1,6 @@
 <template>
     <div>
-        <Tree :data="baseData" show-checkbox></Tree>
+        <Tree :data="baseData" show-checkbox multiple></Tree>
         <Button @click="handleAdd">add</Button>
         <Button @click="handleUpdate">update</Button>
     </div>
@@ -13,6 +13,7 @@
                     {
                         expand: true,
                         title: 'parent 1',
+                        checked: true,
                         children: [
                             {
                                 title: 'parent 1-0',
@@ -30,7 +31,7 @@
                             },
                             {
                                 title: 'parent 1-1',
-                                expand: true,
+                                expand: false,
                                 checked: true,
                                 children: [
                                     {
diff --git a/package.json b/package.json
index 962d368..b5eb309 100644
--- a/package.json
+++ b/package.json
@@ -49,7 +49,7 @@
     "tinycolor2": "^1.4.1"
   },
   "peerDependencies": {
-    "vue": "^2.4.3"
+    "vue": "^2.5.2"
   },
   "devDependencies": {
     "autoprefixer-loader": "^2.0.0",
--
libgit2 0.21.4