diff --git a/README.md b/README.md
index 55d9085..9c9141f 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,6 @@
 Various scripts to ease administration of play.geekify.de
 
+Requires https://github.com/Uncaught-Exceptions/MCRcon/blob/master/mcrcon.py
 Create a file named `CONFIG.py` containing your rcon credentials, example:
 
 ```