diff --git a/osmoappdesc.py b/osmoappdesc.py
index 38b18c0..331e6a9 100644
--- a/osmoappdesc.py
+++ b/osmoappdesc.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # (C) 2016 by Holger Hans Peter Freyther
 # This program is free software: you can redistribute it and/or modify