diff --git a/style/web/components/popconfirm/_var.less b/style/web/components/popconfirm/_var.less
index 49a08aedc4..d9db943942 100644
--- a/style/web/components/popconfirm/_var.less
+++ b/style/web/components/popconfirm/_var.less
@@ -45,7 +45,7 @@
 
 // 间距
 @popconfirm-icon-margin-right: @comp-margin-s;
-@popconfirm-icon-padding: calc((@text-line-height-base - @popconfirm-icon-size) / 2) 0;
+@popconfirm-icon-padding: calc(calc(@text-line-height-base - @popconfirm-icon-size) / 2) 0;
 @popconfirm-confirm-margin-right: @comp-margin-s;
 
 // 尺寸