diff --git a/python-apsw.spec b/python-apsw.spec
index 95d563a..6b0c02c 100644
--- a/python-apsw.spec
+++ b/python-apsw.spec
@@ -73,8 +73,8 @@ rm -f doc/.buildinfo
 %py3_install
 
 %check
-CFLAGS="%{optflags}" %{__python2} setup.py build_ext --inplace test
-CFLAGS="%{optflags}" %{__python3} setup.py build_ext --inplace test
+PYTHONPATH=%{buildroot}%{python2_sitearch} %{__python2} setup.py test
+PYTHONPATH=%{buildroot}%{python3_sitearch} %{__python3} setup.py test
 
 %files -n python2-apsw
 %doc doc/*