diff --git a/README.md b/README.md
index b8e71d9..233dc7d 100644
--- a/README.md
+++ b/README.md
@@ -75,7 +75,7 @@ All objects (templates and scripts) included can be viewed [here](https://github
 
 ## Credits
 
-This project is partly based upon 
+Since release 0.30 this project is partly based upon 
 
 - https://github.com/t-richards/chemo