diff --git a/components/alert/style/index.less b/components/alert/style/index.less
index 3bfff2fc36..098c69f338 100644
--- a/components/alert/style/index.less
+++ b/components/alert/style/index.less
@@ -17,7 +17,7 @@
 
   &-icon {
     font-size: @font-size-lg;
-    top: 9px;
+    top: 9.5px;
     left: 16px;
     position: absolute;
   }