diff --git a/setup.cfg b/setup.cfg
index e67d252..e3b1c01 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -5,7 +5,7 @@ tag = True
 
 [metadata]
 name = django-test-plus
-version = 2.2.3
+version = 2.2.4
 description = "django-test-plus provides useful additions to Django's default TestCase"
 long_description = file: README.md
 long_description_content_type = text/markdown
diff --git a/test_plus/test.py b/test_plus/test.py
index de68132..723dfe1 100644
--- a/test_plus/test.py
+++ b/test_plus/test.py
@@ -1,5 +1,3 @@
-import json
-
 import django
 
 try:
diff --git a/test_project/test_app/views.py b/test_project/test_app/views.py
index 89d5797..f3b3c97 100644
--- a/test_project/test_app/views.py
+++ b/test_project/test_app/views.py
@@ -89,7 +89,6 @@ def view_json(request):
     return HttpResponse('', content_type='application/json')
 
 
-
 @login_required
 def needs_login(request):
     return HttpResponse('', status=200)
diff --git a/test_project/test_project/settings.py b/test_project/test_project/settings.py
index c667e88..4953add 100644
--- a/test_project/test_project/settings.py
+++ b/test_project/test_project/settings.py
@@ -107,4 +107,5 @@
 
 REST_FRAMEWORK = {
     'TEST_REQUEST_DEFAULT_FORMAT': 'json',
-}
\ No newline at end of file
+}
+