diff --git a/README.md b/README.md
index a48e0335..cd57ec58 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 
 indoor navigation for chaos and other events. See it live at [c3nav.de](https://c3nav.de/).
 
-**c3nav is currently in development. for the last stable version checkout the commit tagged `33c3`.**
+**c3nav is currently in development. for the version used at the 33rd Chaos Communication Congress checkout the commit tagged `33c3`.**
 
 ## Installation