diff --git a/README.txt b/README.txt
index 030670ed8324ad7b7ba5506d33fc56f0c44300c5..463dcee75491c8b439d1ca03808bb0245dca600f 100644
--- a/README.txt
+++ b/README.txt
@@ -1,5 +1,7 @@
 This is a code example of modification of DMPs.
 
+Tested on Fedora 23
+
 Requirements:
 
 g++ compiler