diff --git a/setup.py b/setup.py
old mode 100644
new mode 100755
index f01eec436..59ac4fbf9
--- a/setup.py
+++ b/setup.py
@@ -1,3 +1,5 @@
+#!/usr/bin/env python
+
 # Copyright 2014 matrix.org
 #
 # Licensed under the Apache License, Version 2.0 (the "License");