diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index af48ff49..7438534a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -44,7 +44,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-node@v4
         with:
-          node-version: '12.x'
+          node-version-file: '.nvmrc'
       - run: npm install -g standard
       - run: standard
 
@@ -66,14 +66,13 @@ jobs:
     strategy:
       matrix:
         python-version:
-          - "3.8"
-          - "3.9"
           - "3.10"
           - "3.11"
+          - "3.12"
+          - "3.13"
         django-version:
-          - "3.2"
-          - "4.1"
           - "4.2"
+          - "5.1"
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
diff --git a/.nvmrc b/.nvmrc
new file mode 100644
index 00000000..b009dfb9
--- /dev/null
+++ b/.nvmrc
@@ -0,0 +1 @@
+lts/*
diff --git a/django_select2/forms.py b/django_select2/forms.py
index 85f84672..6c5e191e 100644
--- a/django_select2/forms.py
+++ b/django_select2/forms.py
@@ -60,8 +60,8 @@
 from itertools import chain
 from pickle import PicklingError  # nosec
 
-import django
 from django import forms
+from django.contrib.admin.utils import lookup_spawns_duplicates
 from django.contrib.admin.widgets import AutocompleteMixin
 from django.core import signing
 from django.db.models import Q
@@ -71,13 +71,6 @@
 from .cache import cache
 from .conf import settings
 
-if django.VERSION < (4, 0):
-    from django.contrib.admin.utils import (
-        lookup_needs_distinct as lookup_spawns_duplicates,
-    )
-else:
-    from django.contrib.admin.utils import lookup_spawns_duplicates
-
 
 class Select2Mixin:
     """
@@ -96,15 +89,9 @@ class Select2Mixin:
     @property
     def i18n_name(self):
         """Name of the i18n file for the current language."""
-        if django.VERSION < (4, 1):
-            from django.contrib.admin.widgets import SELECT2_TRANSLATIONS
-            from django.utils.translation import get_language
-
-            return SELECT2_TRANSLATIONS.get(get_language())
-        else:
-            from django.contrib.admin.widgets import get_select2_language
+        from django.contrib.admin.widgets import get_select2_language
 
-            return get_select2_language()
+        return get_select2_language()
 
     def build_attrs(self, base_attrs, extra_attrs=None):
         """Add select2 data attributes."""
diff --git a/example/example/settings.py b/example/example/settings.py
index 6eef77a3..7fed8450 100644
--- a/example/example/settings.py
+++ b/example/example/settings.py
@@ -105,8 +105,6 @@
 
 USE_I18N = True
 
-USE_L10N = True
-
 USE_TZ = True
 
 
diff --git a/pyproject.toml b/pyproject.toml
index d6ce5548..2f0ff4da 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -20,19 +20,18 @@ classifiers = [
   "Programming Language :: Python",
   "Programming Language :: Python :: 3",
   "Programming Language :: Python :: 3 :: Only",
-  "Programming Language :: Python :: 3.8",
-  "Programming Language :: Python :: 3.9",
   "Programming Language :: Python :: 3.10",
   "Programming Language :: Python :: 3.11",
+  "Programming Language :: Python :: 3.12",
+  "Programming Language :: Python :: 3.13",
   "Framework :: Django",
-  "Framework :: Django :: 3.2",
-  "Framework :: Django :: 4.1",
   "Framework :: Django :: 4.2",
+  "Framework :: Django :: 5.1",
   "Topic :: Software Development",
 ]
-requires-python = ">=3.8"
+requires-python = ">=3.10"
 dependencies = [
-  "django>=3.2",
+  "django>=4.2",
   "django-appconf>=0.6.0"
 ]
 
diff --git a/tests/test_forms.py b/tests/test_forms.py
index 71b0b042..c42d457f 100644
--- a/tests/test_forms.py
+++ b/tests/test_forms.py
@@ -2,7 +2,6 @@
 import os
 from collections.abc import Iterable
 
-import django
 import pytest
 from django.db.models import QuerySet
 from django.urls import reverse
@@ -751,7 +750,7 @@ def test_widgets_selected_after_validation_error(
         assert len(city_names_from_browser) != City.objects.count()
         assert city_names_from_browser == city_names_from_db
 
-        # selecting a city reaaly does it
+        # selecting a city really does it
         city_option = driver.find_element(
             By.CSS_SELECTOR, ".select2-results li:nth-child(2)"
         )
@@ -851,7 +850,6 @@ def widget_fixture(request):
     return widget_class(**widget_kwargs)
 
 
-@pytest.mark.skipif(django.VERSION < (4, 1), reason="Only for Django 4.1+")
 @pytest.mark.parametrize(
     "locale,expected",
     [
@@ -868,7 +866,6 @@ def test_i18n_name_property_with_country_code_in_locale(widget, locale, expected
         assert widget.i18n_name == expected
 
 
-@pytest.mark.skipif(django.VERSION < (4, 1), reason="Only for Django 4.1+")
 def test_i18n_media_js_with_country_code_in_locale(widget):
     translation.activate("fr-FR")
     assert tuple(widget.media._js) == (
@@ -876,30 +873,3 @@ def test_i18n_media_js_with_country_code_in_locale(widget):
         "admin/js/vendor/select2/i18n/fr.js",
         "django_select2/django_select2.js",
     )
-
-
-@pytest.mark.skipif(django.VERSION >= (4, 1), reason="Only for Django 4.0 and previous")
-@pytest.mark.parametrize(
-    "locale,expected",
-    [
-        ("fr-FR", None),
-        # Some locales with a country code are natively supported by select2's i18n
-        ("pt-BR", "pt-BR"),
-        ("sr-Cyrl", "sr-Cyrl"),
-    ],
-)
-def test_i18n_name_property_with_country_code_in_locale_for_older_django(
-    widget, locale, expected
-):
-    """No fallback for locale with an unsupported country code."""
-    with translation.override(locale):
-        assert widget.i18n_name == expected
-
-
-@pytest.mark.skipif(django.VERSION >= (4, 1), reason="Only for Django 4.0 and previous")
-def test_i18n_media_js_with_country_code_in_locale_for_older_django(widget):
-    translation.activate("fr-FR")
-    assert tuple(widget.media._js) == (
-        "admin/js/vendor/select2/select2.full.min.js",
-        "django_select2/django_select2.js",
-    )
diff --git a/tests/test_views.py b/tests/test_views.py
index 745dbfad..b1bf8a46 100644
--- a/tests/test_views.py
+++ b/tests/test_views.py
@@ -1,5 +1,6 @@
 import json
 
+from django.urls import reverse
 from django.utils.encoding import smart_str
 
 from django_select2.cache import cache
@@ -11,11 +12,6 @@
 )
 from tests.testapp.models import Genre
 
-try:
-    from django.urls import reverse
-except ImportError:
-    from django.core.urlresolvers import reverse
-
 
 class TestAutoResponseView:
     def test_get(self, client, artists):
diff --git a/tests/testapp/settings.py b/tests/testapp/settings.py
index f6673aa9..09d58dfb 100644
--- a/tests/testapp/settings.py
+++ b/tests/testapp/settings.py
@@ -1,7 +1,5 @@
 import os.path
 
-import django
-
 BASE_DIR = os.path.dirname(os.path.abspath(__file__))
 DEBUG = True
 
@@ -40,7 +38,5 @@
 
 SECRET_KEY = "123456"
 
-if django.VERSION < (4, 0):
-    USE_L10N = True
 USE_I18N = True
 USE_TZ = True