diff --git a/go.mod b/go.mod
index 86fa20a..fc80319 100644
--- a/go.mod
+++ b/go.mod
@@ -1,4 +1,4 @@
-module github.com/sorenisanerd/gotty
+module github.com/sorenisanerd/gotty/v2
 
 go 1.13
 
@@ -8,9 +8,10 @@ require (
 	github.com/elazarl/go-bindata-assetfs v1.0.1
 	github.com/fatih/structs v1.1.0
 	github.com/gorilla/websocket v1.4.2
-	github.com/hashicorp/go-multierror v1.1.1 // indirect
 	github.com/pkg/errors v0.9.1
+	github.com/sorenisanerd/gotty v1.3.0
 	github.com/urfave/cli/v2 v2.3.0
 	github.com/yudai/hcl v0.0.0-20151013225006-5fa2393b3552
-	golang.org/x/sys v0.0.0-20210415045647-66c3f260301c // indirect
 )
+
+retract [v2.0.0, v2.1.1]