diff --git a/bin/sbus b/bin/sbus
index 75c2e467..de10dc55 100644
--- a/bin/sbus
+++ b/bin/sbus
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # Copyright (c) 2016 OpenStack Foundation.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/bin/storlets-daemon b/bin/storlets-daemon
index 56cda429..252a3046 100755
--- a/bin/storlets-daemon
+++ b/bin/storlets-daemon
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # Copyright (c) 2015-2016 OpenStack Foundation
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/bin/storlets-daemon-factory b/bin/storlets-daemon-factory
index 4ce1820f..df101906 100755
--- a/bin/storlets-daemon-factory
+++ b/bin/storlets-daemon-factory
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # Copyright (c) 2015-2016 OpenStack Foundation
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/setup.py b/setup.py
index c0a24eab..22cfdce8 100644
--- a/setup.py
+++ b/setup.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # Copyright (c) 2013 Hewlett-Packard Development Company, L.P.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");