diff --git a/botan-rebuild.py b/botan-rebuild.py
index dc127b02..47f6de85 100755
--- a/botan-rebuild.py
+++ b/botan-rebuild.py
@@ -1,4 +1,4 @@
-#!env/bin/python
+#!/usr/bin/env python3
 import os, sys
 sys.path.append( os.path.abspath( "." ) )