diff --git a/setup/package.py b/setup/package.py
index 2e49a78a717..fa40779e1ca 100755
--- a/setup/package.py
+++ b/setup/package.py
@@ -256,7 +256,7 @@ def _prepare_build_dir(o, win32=False):
         pass
 
 def build_tgz(o):
-    system(['python2', 'setup.py', 'sdist', '--quiet', '--formats=gztar,zip'], o.build_dir)
+    system(['python3', 'setup.py', 'sdist', '--quiet', '--formats=gztar,zip'], o.build_dir)
     system(['mv', glob('%s/dist/odoo-*.tar.gz' % o.build_dir)[0], '%s/odoo_%s.%s.tar.gz' % (o.build_dir, version, timestamp)])
     system(['mv', glob('%s/dist/odoo-*.zip' % o.build_dir)[0], '%s/odoo_%s.%s.zip' % (o.build_dir, version, timestamp)])