diff --git a/source/python/mods/disaggregation.py b/source/python/mods/disaggregation.py
index a5d36ca3612f8cf7e4468728c6b98041c9eebb9d..5407ca1c8481ada9c95d56e379f48604497eead2 100644
--- a/source/python/mods/disaggregation.py
+++ b/source/python/mods/disaggregation.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python3
+#!/usr/bin/env python
 # -*- coding: utf-8 -*-
 #*******************************************************************************
 # @Author: Anne Philipp (University of Vienna)