diff --git a/waf-light b/waf-light
index d895b5be8..f53d6cf7f 100755
--- a/waf-light
+++ b/waf-light
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # encoding: latin-1
 # Thomas Nagy, 2005-2018
 #