diff --git a/README.TXT b/README.TXT
index dbf68bc..00ce033 100755
--- a/README.TXT
+++ b/README.TXT
@@ -1,3 +1,5 @@
+this is a fork of https://github.com/bkleinen/CPPKoans
+
 C++ Koans
 
 ABOUT
@@ -47,4 +49,4 @@ to replace the values with the _____ placeholder.
 If you want to help develop them further, feel free to contact me at
 kleinen@infrastructure.de or send me a pull request.
 
-Barbara Kleinen, March 2012
\ No newline at end of file
+Barbara Kleinen, March 2012