diff --git a/src/core/platform/web/dom.js b/src/core/platform/web/dom.js
index 0c190cb2f..f7086bbc7 100644
--- a/src/core/platform/web/dom.js
+++ b/src/core/platform/web/dom.js
@@ -109,7 +109,7 @@
 
         // 获取滚动条的宽度，页面display: none时候获取到的为0
         getScrollWidth: function (css) {
-            if (BI.isNull(this._scrollWidth) || this._scrollWidth === 0) {
+            if (BI.isNull(this._scrollWidth) || BI.isNotNull(css) || this._scrollWidth === 0) {
                 var ul = BI.Widget._renderEngine.createElement("<div>").width(50).height(50).css({
                     position: "absolute",
                     top: "-9999px",