diff --git a/python-sure-no-mock.patch b/python-sure-no-mock.patch
index 3fac1f9..16df5c8 100644
--- a/python-sure-no-mock.patch
+++ b/python-sure-no-mock.patch
@@ -1,6 +1,8 @@
---- a/sure/core.py
-+++ b/sure/core.py
-@@ -21,7 +21,10 @@
+Index: sure-2.0.0/sure/core.py
+===================================================================
+--- sure-2.0.0.orig/sure/core.py
++++ sure-2.0.0/sure/core.py
+@@ -21,7 +21,10 @@ import os
  try:
      from mock import _CallList
  except ImportError:
@@ -20,4 +22,16 @@
  anything = Anything()
  
  
-
+Index: sure-2.0.0/tests/test_assertion_builder.py
+===================================================================
+--- sure-2.0.0.orig/tests/test_assertion_builder.py
++++ sure-2.0.0/tests/test_assertion_builder.py
+@@ -17,7 +17,7 @@
+ # along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ from __future__ import unicode_literals
+ import re
+-import mock
++from unittest import mock
+ from collections import OrderedDict
+ 
+ from datetime import datetime, timedelta
diff --git a/python-sure.changes b/python-sure.changes
index 95d87f4..0407b21 100644
--- a/python-sure.changes
+++ b/python-sure.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Wed Jul 13 04:37:13 UTC 2022 - Steve Kowalik <steven.kowalik@suse.com>
+
+- Remove mock from BuildRequires.
+- Rebase python-sure-no-mock.patch to remove one missed import. 
+
 -------------------------------------------------------------------
 Wed May  4 08:38:45 UTC 2022 - pgajdos@suse.com
 
diff --git a/python-sure.spec b/python-sure.spec
index 76e6570..a4eeaf5 100644
--- a/python-sure.spec
+++ b/python-sure.spec
@@ -22,12 +22,10 @@ Version:        2.0.0
 Release:        0
 Summary:        Utility belt for automated testing in python for python
 License:        GPL-3.0-or-later
-Group:          Development/Languages/Python
 URL:            https://github.com/gabrielfalcao/sure
 Source:         https://files.pythonhosted.org/packages/source/s/sure/sure-%{version}.tar.gz
-# https://github.com/gabrielfalcao/sure/pull/161
+# Based on https://github.com/gabrielfalcao/sure/pull/161
 Patch0:         python-sure-no-mock.patch
-BuildRequires:  %{python_module mock >= 2.0.0}
 BuildRequires:  %{python_module pytest}
 BuildRequires:  %{python_module setuptools}
 BuildRequires:  %{python_module six >= 1.10.0}
@@ -44,8 +42,7 @@ A testing library for python with powerful and flexible assertions. Sure is
 heavily inspired by should.js
 
 %prep
-%setup -q -n sure-%{version}
-%patch0 -p1
+%autosetup -p1 -n sure-%{version}
 sed -i '/^#!/d' sure/*.py
 sed -i 's/--cov=sure//' setup.cfg