diff --git a/django/contrib/auth/tests/test_management.py b/django/contrib/auth/tests/test_management.py
index 6a395bbe7b4..cb785ba8fd8 100644
--- a/django/contrib/auth/tests/test_management.py
+++ b/django/contrib/auth/tests/test_management.py
@@ -334,6 +334,7 @@ class CreatesuperuserManagementCommandTestCase(TestCase):
         """
         sentinel = object()
         command = createsuperuser.Command()
+        command.check = lambda: []
         command.execute(
             stdin=sentinel,
             stdout=six.StringIO(),
@@ -346,6 +347,7 @@ class CreatesuperuserManagementCommandTestCase(TestCase):
         self.assertIs(command.stdin, sentinel)
 
         command = createsuperuser.Command()
+        command.check = lambda: []
         command.execute(
             stdout=six.StringIO(),
             stderr=six.StringIO(),
diff --git a/tests/admin_scripts/tests.py b/tests/admin_scripts/tests.py
index 319bd474074..151498cc261 100644
--- a/tests/admin_scripts/tests.py
+++ b/tests/admin_scripts/tests.py
@@ -1577,6 +1577,7 @@ class CommandTypes(AdminScriptTestCase):
         being executed (#21255).
         """
         command = BaseCommand(stderr=StringIO())
+        command.check = lambda: []
         command.handle = lambda *args, **kwargs: args
         with mock.patch('django.core.management.base.connections') as mock_connections:
             command.run_from_argv(['', ''])
diff --git a/tests/user_commands/tests.py b/tests/user_commands/tests.py
index 35de5367cae..eb3b86bd383 100644
--- a/tests/user_commands/tests.py
+++ b/tests/user_commands/tests.py
@@ -5,7 +5,7 @@ from django.core import management
 from django.core.management import BaseCommand, CommandError, find_commands
 from django.core.management.utils import find_command, popen_wrapper
 from django.db import connection
-from django.test import SimpleTestCase, ignore_warnings
+from django.test import SimpleTestCase, ignore_warnings, override_settings
 from django.test.utils import captured_stderr, captured_stdout, extend_sys_path
 from django.utils import translation
 from django.utils._os import upath
@@ -13,6 +13,14 @@ from django.utils.deprecation import RemovedInDjango20Warning
 from django.utils.six import StringIO
 
 
+# A minimal set of apps to avoid system checks running on all apps.
+@override_settings(
+    INSTALLED_APPS=[
+        'django.contrib.auth',
+        'django.contrib.contenttypes',
+        'user_commands',
+    ],
+)
 class CommandTests(SimpleTestCase):
     def test_command(self):
         out = StringIO()