diff --git a/CHANGES.txt b/CHANGES.txt
index f7355b1..da99777 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,6 +1,8 @@
-2.4.0
+2.4.0 (2023-08-01)
 ====================
 * Removed django-jenkins
+* Prioritize urllib.parse.quote import over deprecated django.utils.http.urlquote
+* Adds compatibility with Django 4.2
 
 2.3.0 (2023-02-17)
 ====================
diff --git a/Makefile b/Makefile
index 8653145..09117fd 100644
--- a/Makefile
+++ b/Makefile
@@ -7,7 +7,7 @@ WHEEL_VERSION ?= 0.37.1
 PIP_VERSION ?= 22.3
 MAX_COMPLEXITY ?= 12
 PY_DIRS ?= $(APP)
-DJANGO ?= "Django==3.2.16"
+DJANGO ?= "Django==4.2.3"
 
 FLAKE8 ?= $(VE)/bin/flake8
 PIP ?= $(VE)/bin/pip
diff --git a/courseaffils/middleware.py b/courseaffils/middleware.py
index 3570452..1043688 100644
--- a/courseaffils/middleware.py
+++ b/courseaffils/middleware.py
@@ -2,7 +2,7 @@
 
 from django.http import HttpResponseRedirect
 from django.conf import settings
-from django.utils.encoding import smart_text
+from django.utils.encoding import smart_str
 
 from courseaffils.models import Course, CourseAccess
 from courseaffils.views import CourseListView
@@ -79,7 +79,7 @@ def process_response(self, request, response):
         if 'ANONYMIZE' in request.COOKIES:
             for user, uid in getattr(request, 'scrub_names', {}).items():
                 if len(user.last_name) > 3:
-                    response.content = smart_text(
+                    response.content = smart_str(
                         response.content,
                         errors='ignore').replace(
                             user.get_full_name(), 'User Name_%d' % uid)
diff --git a/courseaffils/tests/test_middleware.py b/courseaffils/tests/test_middleware.py
index dfc8a01..f8a068c 100644
--- a/courseaffils/tests/test_middleware.py
+++ b/courseaffils/tests/test_middleware.py
@@ -66,11 +66,11 @@ def test_already_selected_course(self):
         assert not already_selected_course(StubRequest(False))
 
     def test_cmm_process_response(self):
-        c = CourseManagerMiddleware()
+        c = CourseManagerMiddleware(self)
         assert c.process_response(StubRequest(True), "foo") == "foo"
 
     def test_cmm_process_response_anon(self):
-        c = CourseManagerMiddleware()
+        c = CourseManagerMiddleware(self)
         r = StubRequest(self.c)
         r.user = self.student
         r.COOKIES['ANONYMIZE'] = True
@@ -82,7 +82,7 @@ def test_cmm_process_response_anon(self):
         assert "long enough" not in c.process_response(r, resp).content
 
     def test_cmm_process_request(self):
-        c = CourseManagerMiddleware()
+        c = CourseManagerMiddleware(self)
         r = StubRequest(self.c)
         r.user = self.student
         assert c.process_request(r) is None
diff --git a/courseaffils/tests/test_models.py b/courseaffils/tests/test_models.py
index cf68a98..fac278b 100644
--- a/courseaffils/tests/test_models.py
+++ b/courseaffils/tests/test_models.py
@@ -1,7 +1,7 @@
 from __future__ import unicode_literals
 
 from django.test import TestCase, override_settings
-from django.utils.encoding import smart_text
+from django.utils.encoding import smart_str
 from courseaffils.columbia import CourseStringMapper
 from courseaffils.models import Course, CourseSettings
 from courseaffils.models import CourseInfo, CourseAccess
@@ -51,7 +51,7 @@ def tearDown(self):
         self.faculty.delete()
 
     def test_str(self):
-        self.assertEqual(smart_text(self.c), "test course")
+        self.assertEqual(smart_str(self.c), "test course")
 
     def test_members(self):
         self.assertIn(self.student, self.c.members)
@@ -135,7 +135,7 @@ def test_details(self):
             "nonexistant",
             default="a default value"), "a default value")
 
-        self.assertEqual(smart_text(self.c.details()["foo"]),
+        self.assertEqual(smart_str(self.c.details()["foo"]),
                          "(test course) foo: bar")
 
         # update
@@ -146,7 +146,7 @@ def test_coursesettings(self):
         cs = CourseSettings.objects.create(
             course=self.c,
             custom_headers="some headers")
-        self.assertEqual(smart_text(cs), "Settings for test course")
+        self.assertEqual(smart_str(cs), "Settings for test course")
 
     def test_courseinfo(self):
         # current behavior is that a CourseInfo object
@@ -154,14 +154,14 @@ def test_courseinfo(self):
         # by a hook elsewhere. so verify that.
         self.assertNotEqual(CourseInfo.objects.all().count(), 0)
 
-        self.assertEqual(smart_text(self.c.info),
+        self.assertEqual(smart_str(self.c.info),
                          'test course () None None-None')
 
         self.c.info.year = 2013
         self.c.info.term = 1
         self.c.info.days = "MWF"
         self.c.info.save()
-        self.assertEqual(smart_text(self.c.info),
+        self.assertEqual(smart_str(self.c.info),
                          'test course (Spring 2013) MWF None-None')
 
         self.assertEqual(self.c.info.time(), 'MWF')
@@ -191,7 +191,7 @@ def test_is_valid_from_factory(self):
         self.aa.full_clean()
 
     def test_str(self):
-        self.assertEqual(smart_text(self.aa), self.aa.name)
+        self.assertEqual(smart_str(self.aa), self.aa.name)
 
     def test_past_present_future(self):
         with freeze_time('2012-01-14'):
diff --git a/courseaffils/tests/test_settings.py b/courseaffils/tests/test_settings.py
index 6c9c551..ee63d06 100644
--- a/courseaffils/tests/test_settings.py
+++ b/courseaffils/tests/test_settings.py
@@ -37,7 +37,6 @@
     'django.contrib.contenttypes',
     'django.contrib.sessions',
     'courseaffils',
-    'django_markwhat',
 )
 
 PROJECT_APPS = [
diff --git a/courseaffils/tests/urls.py b/courseaffils/tests/urls.py
index d75540a..717f5c6 100644
--- a/courseaffils/tests/urls.py
+++ b/courseaffils/tests/urls.py
@@ -1,14 +1,14 @@
 from __future__ import unicode_literals
 
-from django.conf.urls import url
+from django.urls import path
 from courseaffils import views
 
 
 urlpatterns = [
-    url(r'^select_course/$',
-        views.CourseListView.as_view(),
-        name='select_course'),
-    url(r'^course/create/$',
-        views.CourseCreateView.as_view(),
-        name='create_course'),
+    path('select_course/',
+         views.CourseListView.as_view(),
+         name='select_course'),
+    path('course/create/',
+         views.CourseCreateView.as_view(),
+         name='create_course'),
 ]
diff --git a/courseaffils/views.py b/courseaffils/views.py
index ac3dc4d..b8d8d50 100644
--- a/courseaffils/views.py
+++ b/courseaffils/views.py
@@ -9,10 +9,14 @@
 from django.views.generic.edit import CreateView
 from django.views.generic.list import ListView
 from django.utils import timezone
-from django.utils.http import urlquote
 from django.http import HttpResponseForbidden, HttpResponse
 from django.contrib.auth.models import User
 
+try:
+    from urllib.parse import quote
+except ImportError:
+    from django.utils.http import urlquote as quote
+
 
 SESSION_KEY = 'ccnmtl.courseaffils.course'
 
@@ -130,7 +134,7 @@ def get_context_data(self, **kwargs):
         if 'QUERY_STRING' in self.request.META \
            and 'unset_course' not in self.request.GET:
             # just GET (until someone complains)
-            escaped_path = urlquote(self.request.get_full_path())
+            escaped_path = quote(self.request.get_full_path())
             next_redirect = '&next=' + escaped_path
 
         context.update({
@@ -173,7 +177,7 @@ def select_course(request):
             and 'unset_course' not in request.GET:
         # just GET (until someone complains)
         response_dict['next_redirect'] = '&next=%s' % (
-            urlquote(request.get_full_path()))
+            quote(request.get_full_path()))
 
     return render(request, 'courseaffils/select_course.html',
                   response_dict)
diff --git a/setup.py b/setup.py
index 61f86fd..ea3e4d7 100644
--- a/setup.py
+++ b/setup.py
@@ -1,13 +1,13 @@
 from setuptools import setup, find_packages
 
-version = '2.3.0'
+version = '2.4.0'
 
 
 setup(
     name='django-courseaffils',
     version=version,
     description="course affiliations",
-    long_description="a django app which manages course information",
+    long_description="A django app which manages course information.",
     classifiers=[],
     keywords='',
     author='Columbia University\'s Center for Teaching and Learning',
diff --git a/test_reqs.txt b/test_reqs.txt
index 217499a..8243a3e 100644
--- a/test_reqs.txt
+++ b/test_reqs.txt
@@ -6,7 +6,6 @@ zipp==3.16.2  # for flake8
 flake8==6.1.0
 pep8==1.7.1
 pyflakes==3.1.0
-django-markwhat==1.6.2
 Faker==19.2.0
 factory_boy==3.3.0
 freezegun==1.2.2