diff --git a/components/dropdown/style/index.less b/components/dropdown/style/index.less
index df590b76ac..4240037c88 100644
--- a/components/dropdown/style/index.less
+++ b/components/dropdown/style/index.less
@@ -170,10 +170,12 @@
       transition: all 0.3s;
 
       > .@{iconfont-css-prefix}:first-child,
+      > a > .@{iconfont-css-prefix}:first-child,
       > span > .@{iconfont-css-prefix}:first-child {
         min-width: 12px;
         margin-right: 8px;
         font-size: @font-size-sm;
+        vertical-align: -0.1em;
       }
 
       > a {