diff --git a/libxml2.spec b/libxml2.spec
index 1d94460..53cacbe 100644
--- a/libxml2.spec
+++ b/libxml2.spec
@@ -98,19 +98,20 @@ cp doc/*.py py3doc
 sed -i 's|#!/usr/bin/python |#!%{__python3} |' py3doc/*.py
 
 %build
-%configure
-%make_build
+mkdir py2 py3
+%global _configure ../configure
+( cd py2 && %configure --cache-file=../config.cache --with-python=%{__python2} )
+( cd py3 && %configure --cache-file=../config.cache --with-python=%{__python3} )
+%make_build -C py2
+%make_build -C py3
 
 find doc -type f -exec chmod 0644 \{\} \;
 
 %install
 rm -fr %{buildroot}
 
-%make_install
-
-make clean
-%configure --with-python=%{__python3}
-%make_install
+%make_install -C py2
+%make_install -C py3
 
 # multiarch crazyness on timestamp differences or Makefile/binaries for examples
 touch -m --reference=$RPM_BUILD_ROOT/%{_includedir}/libxml2/libxml/parser.h $RPM_BUILD_ROOT/%{_bindir}/xml2-config
@@ -120,11 +121,12 @@ rm -f $RPM_BUILD_ROOT%{_libdir}/python*/site-packages/*.a
 rm -f $RPM_BUILD_ROOT%{_libdir}/python*/site-packages/*.la
 rm -rf $RPM_BUILD_ROOT%{_datadir}/doc/libxml2-%{version}/*
 rm -rf $RPM_BUILD_ROOT%{_datadir}/doc/libxml2-python-%{version}/*
-(cd doc/examples ; make clean ; rm -rf .deps Makefile)
+#(cd doc/examples ; make clean ; rm -rf .deps Makefile)
 gzip -9 -c doc/libxml2-api.xml > doc/libxml2-api.xml.gz
 
 %check
-make runtests
+%make_build runtests -C py2
+%make_build runtests -C py3
 
 %post -p /sbin/ldconfig