diff --git a/src/modules/layer.js b/src/modules/layer.js
index 072bace3..1717eaa1 100644
--- a/src/modules/layer.js
+++ b/src/modules/layer.js
@@ -1029,6 +1029,8 @@ ready.setScrollbar = function(index){
 
 // 恢复页面滚动条
 ready.restScrollbar = function(index) {
+  if(!doms.html.css('overflow')) return;
+  
   // 关闭和大小化, layer-full 处理
   var targetEl = $('.'+ doms[0]).filter(function(){ 
     var layero = $(this);