diff --git a/src/less/base/segment/button.segment.less b/src/less/base/segment/button.segment.less
index 46757b435..1ccab2476 100644
--- a/src/less/base/segment/button.segment.less
+++ b/src/less/base/segment/button.segment.less
@@ -1,5 +1,6 @@
 @import "../../index";
 
 .bi-segment-button {
+  .transition(color .3s,background .3s,border-color .3s,box-shadow .3s);
   color: @color-bi-text-highlight;
 }