diff --git a/README.md b/README.md
index 6e4fda2424ab04f41722fa92c456248f461af177..3f3951837d3189998fdc7e42e6df426e6a47329c 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 jQuery Tree Plugin ---- zTree  
 ============
-last verson :  3.5.17
+last verson :  3.5.18
 
 
 **Donate to zTree** : http://www.ztree.me/v3/donate.php