diff --git a/setup.py b/setup.py
index 1801423..1cbf8f0 100644
--- a/setup.py
+++ b/setup.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 from setuptools import setup, find_packages
 import opencl_fdfd