diff --git a/python-graphene-django-no-mock.patch b/python-graphene-django-no-mock.patch
new file mode 100644
index 0000000..e19325b
--- /dev/null
+++ b/python-graphene-django-no-mock.patch
@@ -0,0 +1,48 @@
+diff -upr graphene-django-3.0.0b7.orig/graphene_django/tests/test_command.py graphene-django-3.0.0b7/graphene_django/tests/test_command.py
+--- graphene-django-3.0.0b7.orig/graphene_django/tests/test_command.py	2022-05-12 12:06:48.134471409 +0200
++++ graphene-django-3.0.0b7/graphene_django/tests/test_command.py	2022-05-12 12:06:48.150471511 +0200
+@@ -2,7 +2,7 @@ from textwrap import dedent
+ 
+ from django.core import management
+ from io import StringIO
+-from mock import mock_open, patch
++from unittest.mock import mock_open, patch
+ 
+ from graphene import ObjectType, Schema, String
+ 
+diff -upr graphene-django-3.0.0b7.orig/graphene_django/tests/test_types.py graphene-django-3.0.0b7/graphene_django/tests/test_types.py
+--- graphene-django-3.0.0b7.orig/graphene_django/tests/test_types.py	2022-05-12 12:06:48.134471409 +0200
++++ graphene-django-3.0.0b7/graphene_django/tests/test_types.py	2022-05-12 12:06:48.150471511 +0200
+@@ -3,7 +3,7 @@ from textwrap import dedent
+ 
+ import pytest
+ from django.db import models
+-from mock import patch
++from unittest.mock import patch
+ 
+ from graphene import Connection, Field, Interface, ObjectType, Schema, String
+ from graphene.relay import Node
+diff -upr graphene-django-3.0.0b7.orig/graphene_django/tests/test_utils.py graphene-django-3.0.0b7/graphene_django/tests/test_utils.py
+--- graphene-django-3.0.0b7.orig/graphene_django/tests/test_utils.py	2022-05-12 12:06:48.134471409 +0200
++++ graphene-django-3.0.0b7/graphene_django/tests/test_utils.py	2022-05-12 12:06:48.150471511 +0200
+@@ -2,7 +2,7 @@ import json
+ 
+ import pytest
+ from django.utils.translation import gettext_lazy
+-from mock import patch
++from unittest.mock import patch
+ 
+ from ..utils import camelize, get_model_fields, GraphQLTestCase
+ from .models import Film, Reporter
+diff -upr graphene-django-3.0.0b7.orig/graphene_django/tests/test_views.py graphene-django-3.0.0b7/graphene_django/tests/test_views.py
+--- graphene-django-3.0.0b7.orig/graphene_django/tests/test_views.py	2022-05-12 12:06:48.134471409 +0200
++++ graphene-django-3.0.0b7/graphene_django/tests/test_views.py	2022-05-12 12:06:48.150471511 +0200
+@@ -2,7 +2,7 @@ import json
+ 
+ import pytest
+ 
+-from mock import patch
++from unittest.mock import patch
+ 
+ from django.db import connection
+ 
diff --git a/python-graphene-django.changes b/python-graphene-django.changes
index 2eea693..49c6a93 100644
--- a/python-graphene-django.changes
+++ b/python-graphene-django.changes
@@ -1,3 +1,11 @@
+-------------------------------------------------------------------
+Thu May 12 10:10:00 UTC 2022 - pgajdos@suse.com
+
+- do not require python-mock for build
+- added patches
+  fix https://github.com/graphql-python/graphene-django/issues/1321
+  + python-graphene-django-no-mock.patch
+
 -------------------------------------------------------------------
 Tue Jan 11 10:45:59 UTC 2022 - John Vandenberg <jayvdb@gmail.com>
 
diff --git a/python-graphene-django.spec b/python-graphene-django.spec
index d18c0dd..7975885 100644
--- a/python-graphene-django.spec
+++ b/python-graphene-django.spec
@@ -26,6 +26,8 @@ License:        MIT
 Group:          Development/Languages/Python
 URL:            https://github.com/graphql-python/graphene-django
 Source:         https://github.com/graphql-python/graphene-django/archive/v%{version}.tar.gz#/graphene-django-%{version}.tar.gz
+# https://github.com/graphql-python/graphene-django/issues/1321
+Patch0:         python-graphene-django-no-mock.patch
 BuildRequires:  %{python_module django-codemod}
 BuildRequires:  %{python_module setuptools}
 BuildRequires:  fdupes
@@ -48,7 +50,6 @@ BuildRequires:  %{python_module djangorestframework >= 3.6.3}
 BuildRequires:  %{python_module graphene >= 2.9.9}
 BuildRequires:  %{python_module graphql-core >= 3.1.0}
 BuildRequires:  %{python_module graphql-relay}
-BuildRequires:  %{python_module mock}
 BuildRequires:  %{python_module promise >= 2.1}
 BuildRequires:  %{python_module psycopg2}
 BuildRequires:  %{python_module pytest-django >= 3.3.2}
@@ -62,6 +63,7 @@ Graphene Django integration.
 
 %prep
 %setup -q -n graphene-django-%{version}
+%patch0 -p1
 rm setup.cfg
 sed -i '/pytest-runner/d' setup.py