diff --git a/src/components/SimpleMenu/src/components/SubMenuItem.vue b/src/components/SimpleMenu/src/components/SubMenuItem.vue
index 87c9e0741..a355775c6 100644
--- a/src/components/SimpleMenu/src/components/SubMenuItem.vue
+++ b/src/components/SimpleMenu/src/components/SubMenuItem.vue
@@ -136,7 +136,6 @@
         return [
           `${prefixCls}-submenu`,
           {
-            [`${prefixCls}-item-active`]: state.active,
             [`${prefixCls}-opened`]: state.opened,
             [`${prefixCls}-submenu-disabled`]: props.disabled,
             [`${prefixCls}-submenu-has-parent-submenu`]: unref(getParentSubMenu),