diff --git a/packages/components/modal/style/index.less b/packages/components/modal/style/index.less
index f52a51e66..702cf32cc 100644
--- a/packages/components/modal/style/index.less
+++ b/packages/components/modal/style/index.less
@@ -89,7 +89,8 @@
 
     &-icon {
       font-size: var(--ix-modal-icon-size);
-      line-height: 1;
+      height: calc(var(--ix-modal-icon-size) + var(--ix-line-height-gutter));
+      line-height: calc(var(--ix-modal-icon-size) + var(--ix-line-height-gutter));
       margin: 0 16px;
     }