diff --git a/readme.txt b/readme.txt
index 0101689..d37a516 100644
--- a/readme.txt
+++ b/readme.txt
@@ -1,4 +1,4 @@
-Streets is a mod for the free game "Minetest" and is released under CC-BY-NC:
+Streets is a mod for the free game "Minetest" and is released under CC-BY-NC 3.0 unported:
 
 http://creativecommons.org/licenses/by-nc/3.0