diff --git a/components/vc-slick/src/index.js b/components/vc-slick/src/index.js
index 712f4192f..3db344945 100644
--- a/components/vc-slick/src/index.js
+++ b/components/vc-slick/src/index.js
@@ -1,3 +1,4 @@
+// base react-slick 0.23.2
 import Slider from './slider'
 
 export default Slider