diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index de73aff..4947463 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -19,7 +19,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest]
-        python-version: ["3.8", "3.9", "3.10", "3.11"]
+        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
     steps:
     - uses: actions/checkout@v3
     - name: Set up Python ${{ matrix.python-version }}
diff --git a/pyproject.toml b/pyproject.toml
index b204596..7c5d1b6 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -27,6 +27,7 @@ classifiers = [
   "Programming Language :: Python :: 3.9",
   "Programming Language :: Python :: 3.10",
   "Programming Language :: Python :: 3.11",
+  "Programming Language :: Python :: 3.12",
   "Topic :: Software Development :: Libraries :: Python Modules",
 ]
 dependencies = [
diff --git a/src/codext/VERSION.txt b/src/codext/VERSION.txt
index 318dd9d..701a6a4 100644
--- a/src/codext/VERSION.txt
+++ b/src/codext/VERSION.txt
@@ -1 +1 @@
-1.15.3
+1.15.4