diff --git a/scripts/sfx.py b/scripts/sfx.py
index 124e4053..7ec8dfb9 100644
--- a/scripts/sfx.py
+++ b/scripts/sfx.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # coding: latin-1
 from __future__ import print_function, unicode_literals