diff --git a/run_adsms.py b/run_adsms.py
index 264c499..16d77c0 100644
--- a/run_adsms.py
+++ b/run_adsms.py
@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 import adsms
 
 adsms.main()