diff --git a/Readme.md b/Readme.md
index dbf558f..376e466 100644
--- a/Readme.md
+++ b/Readme.md
@@ -1,4 +1,4 @@
-## common-lang-in-go [![GoDoc](https://godoc.org/github.com/getlantern/deepcopy?status.png)](http://godoc.org/github.com/sjsdfg/common-lang-in-go)
+## common-lang-in-go [![GoDoc](https://godoc.org/github.com/getlantern/deepcopy?status.png)](https://pkg.go.dev/github.com/sjsdfg/common-lang-in-go)
 
 ## how to use