docs/Makefile                 | 2 +-

 setup.py                      | 3 ++-

 tools/mozilla/buildxpi.py     | 3 ++-

 tools/mozilla/get_moz_enUS.py | 3 ++-

 4 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/docs/Makefile b/docs/Makefile

index 3b57884..7f71b55 100644

--- a/docs/Makefile

+++ b/docs/Makefile

@@ -3,7 +3,7 @@

 # You can set these variables from the command line.

 SPHINXOPTS    =

-SPHINXBUILD   = sphinx-build

+SPHINXBUILD   = sphinx-build-3

 PAPER         =

 BUILDDIR      = _build

diff --git a/setup.py b/setup.py

index 6fbed7f..a0ca6f0 100755

--- a/setup.py

+++ b/setup.py

@@ -1,4 +1,5 @@

-#!/usr/bin/env python

+#!/usr/bin/python3

+# -*- coding: utf-8 -*-

 #

 # Copyright 2006-2013 Zuza Software Foundation

 #

diff --git a/tools/mozilla/buildxpi.py b/tools/mozilla/buildxpi.py

index 73f0c4e..827bfc2 100755

--- a/tools/mozilla/buildxpi.py

+++ b/tools/mozilla/buildxpi.py

@@ -1,4 +1,5 @@

-#!/usr/bin/env python

+#!/usr/bin/python3

+# -*- coding: utf-8 -*-

 #

 # Copyright 2008 Zuza Software Foundation

 #

diff --git a/tools/mozilla/get_moz_enUS.py b/tools/mozilla/get_moz_enUS.py

index bde54ee..44785bd 100755

--- a/tools/mozilla/get_moz_enUS.py

+++ b/tools/mozilla/get_moz_enUS.py

@@ -1,4 +1,5 @@

-#!/usr/bin/env python

+#!/usr/bin/python3

+# -*- coding: utf-8 -*-

 #

 # Copyright 2008 Zuza Software Foundation

 #