diff --git a/fosdem_video_progress.py b/fosdem_video_progress.py
index 6336384..21d28da 100755
--- a/fosdem_video_progress.py
+++ b/fosdem_video_progress.py
@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 import pickle
 from matplotlib import pyplot as plt
 import requests