diff --git a/README.md b/README.md
index 8c72eed..43700a3 100644
--- a/README.md
+++ b/README.md
@@ -26,6 +26,12 @@ There's a tiny bit of additional information over at my [blog](https://blog.eike
 
 ## Usage ##
 
+```go
+import "github.com/stianeikeland/go-rpio/v4"
+```
+
+If you're using an older go.mod incompatible you should instead use:
+
 ```go
 import "github.com/stianeikeland/go-rpio"
 ```