diff --git a/configuration.py b/configuration.py
index 0b979ea..e77f560 100644
--- a/configuration.py
+++ b/configuration.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # -*- encoding: UTF8 -*-
 
 # author: Philipp Klaus, philipp.klaus →AT→ gmail.com