diff --git a/style/mixins/iconfont.less b/style/mixins/iconfont.less
index b1f60c408a..f2e35cb068 100644
--- a/style/mixins/iconfont.less
+++ b/style/mixins/iconfont.less
@@ -6,6 +6,7 @@
   text-align: center;
   text-transform: none;
   text-rendering: auto;
+  line-height: 1;
 
   &:before {
     display: block;