diff --git a/_scripts/sem2ical.py b/_scripts/sem2ical.py
index 0eeab31523eb421ac7a5cff43bbe102289e88038..b14fbd92349f728a3d0be0bc2ccc9b2cdfb3720a 100755
--- a/_scripts/sem2ical.py
+++ b/_scripts/sem2ical.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python3
 # -*- coding: utf-8 -*-
 import yaml
 import locale