diff --git a/src/layouts/default/tabs/index.less b/src/layouts/default/tabs/index.less
index f1779bf..c151b69 100644
--- a/src/layouts/default/tabs/index.less
+++ b/src/layouts/default/tabs/index.less
@@ -18,8 +18,8 @@ html[data-theme='light'] {
 
 .@{prefix-cls} {
   z-index: 10;
-  height: @multiple-height + 2;
-  line-height: @multiple-height + 2;
+  height: @multiple-height;
+  line-height: @multiple-height;
   background-color: @component-background;
   box-shadow: 0 1px 4px rgb(0 21 41 / 8%);