diff --git a/start.py b/start.py
index 477f817..a30d902 100755
--- a/start.py
+++ b/start.py
@@ -1,3 +1,4 @@
+#! /usr/bin/python3
 import glob
 import os
 
diff --git a/stop.py b/stop.py
index 87a9660..9627c9c 100755
--- a/stop.py
+++ b/stop.py
@@ -1,3 +1,4 @@
+#! /usr/bin/python3
 import glob
 import os