diff --git a/modules/battenberg/1.2/src/reference_correction.py b/modules/battenberg/1.2/src/reference_correction.py
index b38e6fd3b..4b2b881cb 100644
--- a/modules/battenberg/1.2/src/reference_correction.py
+++ b/modules/battenberg/1.2/src/reference_correction.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 
 
 ##### ATTRIBUTION #####