diff --git a/README.md b/README.md
index 3418ff3..d2711bc 100644
--- a/README.md
+++ b/README.md
@@ -2,3 +2,5 @@ tkdu
 ====
 
 Fork of Jeff Epler's tkdu program to visualize disk usage and `du` output
+
+See original version [here](https://github.com/daniel-beck/tkdu/commit/55ef0278c58b5a03687180bb5e5722fa3a22d7a5) or [on its website](http://www.unpythonic.net/jeff/tkdu/).