diff --git a/src/style/fix.scss b/src/style/fix.scss
index 7c2aab8d..13126964 100644
--- a/src/style/fix.scss
+++ b/src/style/fix.scss
@@ -69,6 +69,7 @@
 .el-radio-button__inner {font-size: 12px;}
 .el-checkbox-button__inner {font-size: 12px;}
 .el-sub-menu .el-icon {font-size: 17px;}
+.el-sub-menu .el-sub-menu__icon-arrow {font-size: 12px;}
 
 .aminui-side-split li.active {background-color: var(--el-color-primary);}
 .adminui-tags li:hover {background-color: var(--el-color-primary-light-9);}