diff --git a/src/packages/tabs/stylesheets/tabs.less b/src/packages/tabs/stylesheets/tabs.less
index efa2119d9..8fed0e614 100644
--- a/src/packages/tabs/stylesheets/tabs.less
+++ b/src/packages/tabs/stylesheets/tabs.less
@@ -32,7 +32,7 @@
     .close-icon {
       .mini-icon(x, @close-icon-size);
       position: absolute;
-      top: 0px;
+      top: 0;
       right: 10px;
       cursor: pointer;
     }