diff --git a/Pipfile b/Pipfile
index 3906b15..00b11c3 100644
--- a/Pipfile
+++ b/Pipfile
@@ -4,14 +4,14 @@ verify_ssl = true
 name = "pypi"
 
 [requires]
-python_version = "3.10"
+python_version = "3.11"
 
 [packages]
-Django = "*"
-model-bakery = "*"
-Sphinx = "*"
-Pillow = "*"
-tox = "*"
-coverage = "*"
+Django = "~=4.2"
+model-bakery = "~=1.4.0"
+Sphinx = "~=5.2.3"
+Pillow = "~=9.2.0"
+tox = "~=4.2.0"
+coverage = "~=7.2.0"
 
 [dev-packages]
diff --git a/Pipfile.lock b/Pipfile.lock
index 48fe82d..c07efd1 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -5,7 +5,7 @@
         },
         "pipfile-spec": 6,
         "requires": {
-            "python_version": "3.10"
+            "python_version": "3.11"
         },
         "sources": [
             {
diff --git a/easy/tests.py b/easy/tests.py
index 88901cf..adf00c8 100644
--- a/easy/tests.py
+++ b/easy/tests.py
@@ -1,11 +1,18 @@
 import uuid
 import django
+import os
+import django
+from django.conf import settings
+
+if not settings.configured:
+    os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'test_settings')
+    django.setup()
 
 from django.contrib.admin import AdminSite
 from django.contrib.sessions.backends.db import SessionStore
 from django.http.request import HttpRequest, QueryDict
 from django import test
-from django.utils.datetime_safe import datetime, time
+from datetime import datetime, time
 from django.utils.safestring import SafeData
 from easy.six import urlencode
 from model_bakery import baker
diff --git a/setup.py b/setup.py
index 44fd245..0a99dd5 100644
--- a/setup.py
+++ b/setup.py
@@ -29,7 +29,6 @@
         'Programming Language :: Python :: 3.6',
         'Programming Language :: Python :: 3.7',
         'Programming Language :: Python :: 3.8',
-        'Programming Language :: Python :: 3.9',
         'Programming Language :: Python :: 3.10',
         'Programming Language :: Python :: 3.11',
     ],
diff --git a/test_app/urls.py b/test_app/urls.py
new file mode 100644
index 0000000..6b669ef
--- /dev/null
+++ b/test_app/urls.py
@@ -0,0 +1,6 @@
+from django.contrib import admin
+from django.urls import path
+
+urlpatterns = [
+    path('admin/', admin.site.urls),
+]
\ No newline at end of file
diff --git a/test_settings.py b/test_settings.py
new file mode 100644
index 0000000..560cd1a
--- /dev/null
+++ b/test_settings.py
@@ -0,0 +1,47 @@
+DATABASES = {
+    'default': {
+        'ENGINE': 'django.db.backends.sqlite3',
+        'NAME': ':memory:',
+    }
+}
+
+INSTALLED_APPS = [
+    'django.contrib.admin',
+    'django.contrib.auth',
+    'django.contrib.contenttypes',
+    'django.contrib.sessions',
+    'django.contrib.messages',
+    'django.contrib.staticfiles',
+    'test_app',
+    'easy',
+]
+
+SECRET_KEY = 'dummy-key-for-tests'
+
+MIDDLEWARE = [
+    'django.middleware.security.SecurityMiddleware',
+    'django.contrib.sessions.middleware.SessionMiddleware',
+    'django.middleware.common.CommonMiddleware',
+    'django.middleware.csrf.CsrfViewMiddleware',
+    'django.contrib.auth.middleware.AuthenticationMiddleware',
+    'django.contrib.messages.middleware.MessageMiddleware',
+    'django.middleware.clickjacking.XFrameOptionsMiddleware',
+]
+
+ROOT_URLCONF = 'test_app.urls'
+
+TEMPLATES = [
+    {
+        'BACKEND': 'django.template.backends.django.DjangoTemplates',
+        'DIRS': [],
+        'APP_DIRS': True,
+        'OPTIONS': {
+            'context_processors': [
+                'django.template.context_processors.debug',
+                'django.template.context_processors.request',
+                'django.contrib.auth.context_processors.auth',
+                'django.contrib.messages.context_processors.messages',
+            ],
+        },
+    },
+]
\ No newline at end of file