diff --git a/.github/workflows/python-ci-tests.yml b/.github/workflows/python-ci-tests.yml
index b28bb37..c278063 100644
--- a/.github/workflows/python-ci-tests.yml
+++ b/.github/workflows/python-ci-tests.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: [3.7, 3.8, 3.9, '3.10']
+        python-version: [3.8, 3.9, '3.10', '3.11', '3.12']
 
     name: Python ${{ matrix.python-version }} Build
     steps:
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 50fb84d..5aaa9ab 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -6,7 +6,7 @@ repos:
         exclude: grammars
     -   id: check-merge-conflict
 -   repo: https://github.com/PyCQA/flake8
-    rev: 3.8.4
+    rev: 5.0.4
     hooks:
     -   id: flake8
         name: Check project styling
@@ -15,7 +15,7 @@ repos:
         - --ignore=F403,F405
         - --max-line-length=160
 -   repo: https://github.com/PyCQA/isort
-    rev: 5.7.0
+    rev: 5.13.2
     hooks:
     -   id: isort
         name: Sort python imports (shows diff)
diff --git a/.readthedocs.yaml b/.readthedocs.yaml
new file mode 100644
index 0000000..f825834
--- /dev/null
+++ b/.readthedocs.yaml
@@ -0,0 +1,27 @@
+# Read the Docs configuration file for Sphinx projects
+# See https://docs.readthedocs.io/en/stable/config-file/v2.html for details
+
+# Required
+version: 2
+
+# Set the OS, Python version and other tools you might need
+build:
+  os: ubuntu-22.04
+  tools:
+    python: "3.12"
+
+# Build documentation in the "docs/" directory with Sphinx
+sphinx:
+  configuration: docs/conf.py
+
+# Build all formats (incl. pdf, epub)
+formats: all
+
+# Declare the Python requirements required to build your documentation
+# See https://docs.readthedocs.io/en/stable/guides/reproducible-builds.html
+python:
+  install:
+    - method: pip
+      path: .
+      extra_requirements:
+        - docs
diff --git a/MANIFEST.in b/MANIFEST.in
index a1e24f0..1095e36 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -1,5 +1,5 @@
 include .isort.cfg
-include .pre-commit-config.yaml
+include .*.yaml
 include CHANGELOG.rst
 include CONTRIBUTING.md
 include dev-requirements.txt
diff --git a/setup.py b/setup.py
index 6b91cd5..84a5afe 100644
--- a/setup.py
+++ b/setup.py
@@ -34,7 +34,7 @@
     url="https://github.com/oasis-open/cti-pattern-validator",
     author='OASIS Cyber Threat Intelligence Technical Committee',
     author_email='cti-users@lists.oasis-open.org',
-    python_requires=">=3.7",
+    python_requires=">=3.8",
     packages=find_packages(),
     install_requires=[
         'antlr4-python3-runtime~=4.9.0',
@@ -53,10 +53,11 @@
         'Development Status :: 3 - Alpha',
         'License :: OSI Approved :: BSD License',
         'Programming Language :: Python :: 3',
-        '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',
+        'Programming Language :: Python :: 3.12',
     ],
     extras_require={
         'dev': dev_requires,
diff --git a/tox.ini b/tox.ini
index e542859..bd6e286 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py37,py38,py39,py310,packaging,pre-commit-check
+envlist = py{38,39,310,311,312},packaging,pre-commit-check
 
 [testenv]
 deps =
@@ -14,6 +14,8 @@ passenv = GITHUB_*
 [testenv:packaging]
 deps =
   twine
+  setuptools
+  wheel
 commands =
   python setup.py sdist bdist_wheel --universal
   twine check dist/*
@@ -26,7 +28,8 @@ commands =
 
 [gh-actions]
 python =
-  3.7: py37
   3.8: py38
-  3.9: py39, packaging, pre-commit-check
+  3.9: py39
   3.10: py310
+  3.11: py311
+  3.12: py312, packaging, pre-commit-check