diff --git a/flatcam.py b/flatcam.py
old mode 100644
new mode 100755
index 5729da67..8d70e592
--- a/flatcam.py
+++ b/flatcam.py
@@ -1,4 +1,4 @@
-
+#!/usr/bin/python3
 import sys
 import os
 import traceback