diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d8fc968..584865f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,8 +14,11 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-20.04]
-        python-version: ['3.8']
-        toxenv: [quality, docs, django32, django42]
+        python-version:
+        - '3.8'
+        - '3.11'
+        - '3.12'
+        toxenv: [quality, docs, django42]
     steps:
     - uses: actions/checkout@v4
     - name: setup python
@@ -36,7 +39,8 @@ jobs:
 
     - name: Run coverage
       if: matrix.python-version == '3.8' && matrix.toxenv == 'django42'
-      uses: codecov/codecov-action@v3
+      uses: codecov/codecov-action@v4
       with:
         flags: unittests
-        fail_ci_if_error: true
+        fail_ci_if_error: false
+        token: ${{ secrets.CODECOV_TOKEN }}
diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 59b7a78..640f683 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -6,7 +6,7 @@ Change Log
    in this file.  It adheres to the structure of http://keepachangelog.com/ ,
    but in reStructuredText instead of Markdown (for ease of incorporation into
    Sphinx documentation and the PyPI description).
-   
+
    This project adheres to Semantic Versioning (http://semver.org/).
 
 .. There should always be an "Unreleased" section for changes pending release.
@@ -14,6 +14,11 @@ Change Log
 Unreleased
 ~~~~~~~~~~
 
+[0.6.0] - 2024-04-22
+~~~~~~~~~~~~~~~~~~~~
+
+* Test and declare Python 3.11 and 3.12 compatibility.
+
 [0.5.0] - 2023-08-01
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
@@ -21,7 +26,7 @@ Unreleased
   deprecated.  See https://github.com/openedx/edx-sphinx-theme/issues/184 for
   more details.
 * Added supportt for Django 4.2
-  
+
 [0.4.0] - 2022-01-20
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
diff --git a/requirements/base.txt b/requirements/base.txt
index c0b4661..f902be3 100644
--- a/requirements/base.txt
+++ b/requirements/base.txt
@@ -6,8 +6,10 @@
 #
 asgiref==3.8.1
     # via django
-backports-zoneinfo==0.2.1
-    # via django
+backports-zoneinfo==0.2.1 ; python_version < "3.9"
+    # via
+    #   -c requirements/constraints.txt
+    #   django
 django==4.2.11
     # via
     #   -c https://raw.githubusercontent.com/edx/edx-lint/master/edx_lint/files/common_constraints.txt
diff --git a/requirements/ci.txt b/requirements/ci.txt
index c9dd749..c085cbc 100644
--- a/requirements/ci.txt
+++ b/requirements/ci.txt
@@ -12,7 +12,7 @@ colorama==0.4.6
     # via tox
 distlib==0.3.8
     # via virtualenv
-filelock==3.13.1
+filelock==3.13.3
     # via
     #   tox
     #   virtualenv
diff --git a/requirements/constraints.txt b/requirements/constraints.txt
index d91704b..2d27179 100644
--- a/requirements/constraints.txt
+++ b/requirements/constraints.txt
@@ -10,3 +10,6 @@
 
 # Common constraints for edx repos
 -c https://raw.githubusercontent.com/edx/edx-lint/master/edx_lint/files/common_constraints.txt
+
+# For python greater than or equal to 3.9 backports.zoneinfo is causing failures
+backports.zoneinfo;python_version<"3.9"
diff --git a/requirements/dev.txt b/requirements/dev.txt
index c040252..758a734 100644
--- a/requirements/dev.txt
+++ b/requirements/dev.txt
@@ -13,11 +13,12 @@ astroid==3.1.0
     #   -r requirements/quality.txt
     #   pylint
     #   pylint-celery
-backports-zoneinfo==0.2.1
+backports-zoneinfo==0.2.1 ; python_version < "3.9"
     # via
+    #   -c requirements/constraints.txt
     #   -r requirements/quality.txt
     #   django
-build==1.1.1
+build==1.2.1
     # via
     #   -r requirements/pip-tools.txt
     #   pip-tools
@@ -77,7 +78,7 @@ exceptiongroup==1.2.0
     # via
     #   -r requirements/quality.txt
     #   pytest
-filelock==3.13.1
+filelock==3.13.3
     # via
     #   -r requirements/ci.txt
     #   tox
@@ -100,7 +101,7 @@ jinja2==3.1.3
     #   -r requirements/quality.txt
     #   code-annotations
     #   diff-cover
-lxml==5.1.0
+lxml==5.2.0
     # via edx-i18n-tools
 markupsafe==2.1.5
     # via
diff --git a/requirements/doc.txt b/requirements/doc.txt
index 97916e5..23788b7 100644
--- a/requirements/doc.txt
+++ b/requirements/doc.txt
@@ -16,8 +16,9 @@ babel==2.14.0
     # via
     #   pydata-sphinx-theme
     #   sphinx
-backports-zoneinfo==0.2.1
+backports-zoneinfo==0.2.1 ; python_version < "3.9"
     # via
+    #   -c requirements/constraints.txt
     #   -r requirements/test.txt
     #   django
 beautifulsoup4==4.12.3
@@ -63,7 +64,7 @@ jinja2==3.1.3
     # via sphinx
 markupsafe==2.1.5
     # via jinja2
-nh3==0.2.15
+nh3==0.2.17
     # via readme-renderer
 packaging==24.0
     # via
diff --git a/requirements/pip-tools.txt b/requirements/pip-tools.txt
index aad9d38..a065a69 100644
--- a/requirements/pip-tools.txt
+++ b/requirements/pip-tools.txt
@@ -4,15 +4,10 @@
 #
 #    make upgrade
 #
-build==1.1.1
+build==1.2.1
     # via pip-tools
 click==8.1.7
     # via pip-tools
-importlib-metadata==6.11.0
-    # via
-    #   -c https://raw.githubusercontent.com/edx/edx-lint/master/edx_lint/files/common_constraints.txt
-    #   build
-packaging==24.0
     # via build
 pip-tools==7.4.1
     # via -r requirements/pip-tools.in
diff --git a/requirements/quality.txt b/requirements/quality.txt
index 007a603..1d0ddfc 100644
--- a/requirements/quality.txt
+++ b/requirements/quality.txt
@@ -12,8 +12,9 @@ astroid==3.1.0
     # via
     #   pylint
     #   pylint-celery
-backports-zoneinfo==0.2.1
+backports-zoneinfo==0.2.1 ; python_version < "3.9"
     # via
+    #   -c requirements/constraints.txt
     #   -r requirements/test.txt
     #   django
 click==8.1.7
diff --git a/requirements/test.txt b/requirements/test.txt
index e769e43..e58f62d 100644
--- a/requirements/test.txt
+++ b/requirements/test.txt
@@ -8,8 +8,9 @@ asgiref==3.8.1
     # via
     #   -r requirements/base.txt
     #   django
-backports-zoneinfo==0.2.1
+backports-zoneinfo==0.2.1 ; python_version < "3.9"
     # via
+    #   -c requirements/constraints.txt
     #   -r requirements/base.txt
     #   django
 coverage[toml]==7.4.4
diff --git a/setup.py b/setup.py
index 7709345..08edab9 100644
--- a/setup.py
+++ b/setup.py
@@ -122,12 +122,13 @@ def is_requirement(line):
     classifiers=[
         'Development Status :: 3 - Alpha',
         'Framework :: Django',
-        'Framework :: Django :: 3.2',
-        'Framework :: Django :: 4.0',
+        'Framework :: Django :: 4.2',
         'Intended Audience :: Developers',
         'License :: OSI Approved :: GNU Affero General Public License v3 or later (AGPLv3+)',
         'Natural Language :: English',
         'Programming Language :: Python :: 3',
         'Programming Language :: Python :: 3.8',
+        'Programming Language :: Python :: 3.11',
+        'Programming Language :: Python :: 3.12',
     ],
 )
diff --git a/tox.ini b/tox.ini
index 5894f0c..5c3b93c 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,25 +1,26 @@
 [tox]
-envlist = py38-django{32,42}, quality, docs
+envlist = py{38, 311, 312}-django{42}, quality, docs
 
 [testenv]
-deps = 
-    django32: Django>=3.2,<4.0
+deps =
     django42: Django>=4.2,<4.3
     -r{toxinidir}/requirements/test.txt
-commands = 
+commands =
     python -Wd -m pytest {posargs}
 
 [testenv:docs]
-setenv = 
+setenv =
     DJANGO_SETTINGS_MODULE = test_settings
     PYTHONPATH = {toxinidir}
-allowlist_externals = 
+allowlist_externals =
     make
     rm
-deps = 
+deps =
     -r{toxinidir}/requirements/doc.txt
     twine
-commands = 
+    setuptools
+    wheel
+commands =
     doc8 --ignore-path docs/_build README.rst docs
     rm -f docs/xss_utils.rst
     rm -f docs/modules.rst
@@ -29,16 +30,17 @@ commands =
     twine check dist/*
 
 [testenv:quality]
-setenv = 
+setenv =
     DJANGO_SETTINGS_MODULE = test_settings
     PYTHONPATH = {toxinidir}
-allowlist_externals = 
+allowlist_externals =
     make
     rm
     touch
-deps = 
+deps =
     -r{toxinidir}/requirements/quality.txt
-commands = 
+    setuptools
+commands =
     touch tests/__init__.py
     pylint xss_utils tests tests_utils manage.py setup.py
     rm tests/__init__.py
@@ -46,4 +48,3 @@ commands =
     pydocstyle xss_utils tests manage.py setup.py
     isort --check-only --diff tests test_utils xss_utils manage.py setup.py test_settings.py
     make selfcheck
-
diff --git a/xss_utils/__init__.py b/xss_utils/__init__.py
index 4f9065c..af342e3 100644
--- a/xss_utils/__init__.py
+++ b/xss_utils/__init__.py
@@ -1,4 +1,4 @@
 """
 Utilities to prevent possible XSS attacks on Django/Mako templates..
 """
-__version__ = '0.5.1'
+__version__ = '0.6.0'