diff --git a/python-configshell.spec b/python-configshell.spec
index ec511d2..0bb7bf6 100644
--- a/python-configshell.spec
+++ b/python-configshell.spec
@@ -55,7 +55,7 @@ cp -a . %{py3dir}
 %endif
 
 %build
-%{__python} setup.py build
+%py2_build
 
 %if 0%{?with_python3}
 pushd %{py3dir}