diff --git a/python-iniparse.spec b/python-iniparse.spec
index 4fcf1b7..debd8c2 100644
--- a/python-iniparse.spec
+++ b/python-iniparse.spec
@@ -5,7 +5,7 @@
 
 Name:           python-%{modname}
 Version:        0.4
-Release:        27%{?dist}
+Release:        28%{?dist}
 Summary:        Python Module for Accessing and Modifying Configuration Data in INI files
 License:        MIT and Python
 URL:            http://code.google.com/p/iniparse/
@@ -50,7 +50,7 @@ BuildRequires:  python3-setuptools
 BuildRequires:  python3-six
 BuildRequires:  python3-test
 Requires:       python3-six
-Obsoletes:      platform-python-%{modname} < 0.4-27
+Obsoletes:      platform-python-%{modname} < %{version}-%{release}
 
 %description -n python3-%{modname} %{_description}
 
@@ -91,6 +91,9 @@ rm -vfr %{buildroot}%{_docdir}/*
 %{python3_sitelib}/%{modname}-%{version}-*.egg-info
 
 %changelog
+* Tue Nov 07 2017 Igor Gnatenko <ignatenkobrain@fedoraproject.org> - 0.4-28
+- Use better Obsoletes for platform-python
+
 * Fri Nov 03 2017 Igor Gnatenko <ignatenkobrain@fedoraproject.org> - 0.4-27
 - Remove platform-python subpackage