diff --git a/src/components/TreeFilter/index.vue b/src/components/TreeFilter/index.vue
index 010d230..9db85f2 100644
--- a/src/components/TreeFilter/index.vue
+++ b/src/components/TreeFilter/index.vue
@@ -20,7 +20,7 @@
       @check="handleCheckChange"
     >
       <template #default="scope">
-        <span class="el-tree-node__label">
+        <span class="el-tree-node__label" :title="scope.node.label">
           <slot :row="scope">
             {{ scope.node.label }}
           </slot>