diff --git a/python-chardet.changes b/python-chardet.changes
index cb7b1f3..1bc59b3 100644
--- a/python-chardet.changes
+++ b/python-chardet.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Fri Aug 25 13:09:48 UTC 2017 - tbechtold@suse.com
+
+- Fix build for Leap-42.3
+
 -------------------------------------------------------------------
 Tue Aug 15 09:57:21 UTC 2017 - dmueller@suse.com
 
diff --git a/python-chardet.spec b/python-chardet.spec
index 4bed95b..12ef1d4 100644
--- a/python-chardet.spec
+++ b/python-chardet.spec
@@ -81,7 +81,7 @@ mv %{buildroot}%{_bindir}/chardetect %{buildroot}%{_bindir}/chardetect-%{$python
 %prepare_alternative chardetect
 
 %check
-%python_exec setup.py test
+%python_expand PYTHONPATH=%{buildroot}%{$python_sitelib} py.test-%{$python_version} test.py
 
 %post
 %python_install_alternative chardetect