diff --git a/python-sphinx-issues.changes b/python-sphinx-issues.changes
index a4a62b0..091b07f 100644
--- a/python-sphinx-issues.changes
+++ b/python-sphinx-issues.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Fri Mar 13 13:01:25 UTC 2020 - Tomáš Chvátal <tchvatal@suse.com>
+
+- Fix build without python2
+
 -------------------------------------------------------------------
 Thu Jun  6 14:23:35 UTC 2019 - Tomáš Chvátal <tchvatal@suse.com>
 
diff --git a/python-sphinx-issues.spec b/python-sphinx-issues.spec
index 11add43..9152175 100644
--- a/python-sphinx-issues.spec
+++ b/python-sphinx-issues.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package python-sphinx-issues
 #
-# Copyright (c) 2019 SUSE LINUX GmbH, Nuernberg, Germany.
+# Copyright (c) 2020 SUSE LLC
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -17,22 +17,24 @@
 
 
 %{?!python_module:%define python_module() python-%{**} python3-%{**}}
+%bcond_without python2
 Name:           python-sphinx-issues
 Version:        1.2.0
 Release:        0
 Summary:        A Sphinx extension for linking to a project's issue tracker
 License:        MIT
-Group:          Development/Languages/Python
 URL:            https://github.com/sloria/sphinx-issues
 Source:         https://github.com/sloria/sphinx-issues/archive/%{version}.tar.gz
 BuildRequires:  %{python_module Sphinx}
 BuildRequires:  %{python_module pytest}
 BuildRequires:  %{python_module setuptools}
 BuildRequires:  fdupes
-BuildRequires:  python-mock
 BuildRequires:  python-rpm-macros
 Requires:       python-Sphinx
 BuildArch:      noarch
+%if %{with python2}
+BuildRequires:  python-mock
+%endif
 %python_subpackages
 
 %description