diff --git a/src/components/treeSelect/treeSelectNew.vue b/src/components/treeSelect/treeSelectNew.vue
index 2cb47f94e..090c6776e 100644
--- a/src/components/treeSelect/treeSelectNew.vue
+++ b/src/components/treeSelect/treeSelectNew.vue
@@ -321,7 +321,7 @@
 //  }
 //}
 .common-tree{
-    height: 100%;
+    height: 87%;
     overflow-y: auto;
 }
 </style>