diff --git a/.python-version b/.python-version
index 61d93e0..91e0b50 100644
--- a/.python-version
+++ b/.python-version
@@ -1 +1 @@
-django-admin-confirm-3.8.0
+django-admin-confirm-3.9.9
diff --git a/docs/development_process.md b/docs/development_process.md
index d0d6f68..67f7ed4 100644
--- a/docs/development_process.md
+++ b/docs/development_process.md
@@ -3,18 +3,16 @@
 **Local:**
 _You can skip this and just use docker if you want_
 
-_NOTE: as of 2022-04-12 I don't know if 3.8.0 works anymore if you're on newer versions of macOS. See: https://github.com/pyenv/pyenv/issues/2143#issuecomment-1072032647 You can try using another version of python locally or use docker_
-
 Install pyenv
-pyenv install 3.8.0
+pyenv install 3.9.9
 
 Create **virtualenv** via pyenv
 
 ```
-pyenv virtualenv 3.8.0 django-admin-confirm-3.8.0
+pyenv virtualenv 3.9.9 django-admin-confirm-3.9.9
 ```
 
-Now your terminal should have `(django-admin-confirm-3.8.0)` prefix, because `.python-version` should have auto switch your virtual env
+Now your terminal should have `(django-admin-confirm-3.9.9)` prefix, because `.python-version` should have auto switch your virtual env
 
 Install requirements
 
@@ -70,7 +68,7 @@ Localstack is used for integration testing and also in the test project.
 
 To check if localstack is running correctly, go to `http://localhost:4566`
 To check if the bucket has been set up correctly, go to `http://localhost:4566/mybucket`
-To check if the static files have been set up correctly, go to `http://localhost:4566/mybucket/`
+To check if the static files have been set up correctly, go to `http://localhost:4566/mybucket/static/admin/css/base.css`
 
 **Docker:**
 
diff --git a/requirements.txt b/requirements.txt
index 12069d0..dab2df2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,6 +7,7 @@ readme-renderer~=28.0
 twine~=3.3.0
 coveralls~=3.0.0
 Pillow~=8.1.0 # For ImageField
+wheel~=0.37.1
 
 ### SELENIUM ###
 # Known issue: https://github.com/SeleniumHQ/selenium/issues/8762
diff --git a/setup.py b/setup.py
index dfc408a..11f3f46 100644
--- a/setup.py
+++ b/setup.py
@@ -7,7 +7,7 @@
 
 setup(
     name="django-admin-confirm",
-    version="0.2.4",
+    version="0.2.5",
     packages=["admin_confirm"],
     description=("Adds confirmation to Django Admin changes, additions and actions"),
     long_description_content_type="text/markdown",
diff --git a/tests/test_project/settings/base.py b/tests/test_project/settings/base.py
index 9650130..51f6493 100644
--- a/tests/test_project/settings/base.py
+++ b/tests/test_project/settings/base.py
@@ -157,3 +157,5 @@
     MEDIA_ROOT = os.path.join(BASE_DIR, "mediafiles")
 
 STATICFILES_DIRS = (os.path.join(BASE_DIR, "static"),)
+
+DEFAULT_AUTO_FIELD = "django.db.models.AutoField"
diff --git a/tests/test_project/settings/local.py b/tests/test_project/settings/local.py
index 865e254..b729df5 100644
--- a/tests/test_project/settings/local.py
+++ b/tests/test_project/settings/local.py
@@ -4,4 +4,6 @@
 WSGI_APPLICATION = "test_project.wsgi.application"
 ROOT_URLCONF = "test_project.urls"
 
-USE_S3 = "True"
+if USE_S3:
+    STATICFILES_STORAGE = "storage_backends.StaticStorage"
+    DEFAULT_FILE_STORAGE = "storage_backends.PublicMediaStorage"
diff --git a/tests/test_project/settings/test.py b/tests/test_project/settings/test.py
index 0bfa80b..8518949 100644
--- a/tests/test_project/settings/test.py
+++ b/tests/test_project/settings/test.py
@@ -3,5 +3,3 @@
 INSTALLED_APPS = INSTALLED_APPS + ["tests.market"]
 WSGI_APPLICATION = "tests.test_project.wsgi.application"
 ROOT_URLCONF = "tests.test_project.urls"
-
-USE_S3 = "True"