diff --git a/.github/workflows/subsurface.yml b/.github/workflows/subsurface.yml
index 64e643466..2136ef0a6 100644
--- a/.github/workflows/subsurface.yml
+++ b/.github/workflows/subsurface.yml
@@ -22,7 +22,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.8", "3.9", "3.10", "3.11"]
+        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
 
     steps:
       - name: 🧹 Remove unused pre-installed software
diff --git a/README.md b/README.md
index 2cc3d2c9e..5951c71d4 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 [![PyPI version](https://badge.fury.io/py/webviz-subsurface.svg)](https://badge.fury.io/py/webviz-subsurface)
 [![Build Status](https://github.com/equinor/webviz-subsurface/workflows/webviz-subsurface/badge.svg)](https://github.com/equinor/webviz-subsurface/actions?query=branch%3Amaster)
-[![Python 3.8 | 3.9 | 3.10 | 3.11](https://img.shields.io/badge/python-3.8%20|%203.9%20|%203.10%20|%203.11-blue.svg)](https://www.python.org/)
+[![Python 3.8 | 3.9 | 3.10 | 3.11 | 3.12](https://img.shields.io/badge/python-3.8%20|%203.9%20|%203.10%20|%203.11%20|%203.12-blue.svg)](https://www.python.org/)
 ![Code style: black](https://img.shields.io/badge/code%20style-black-000000.svg)
 
 ## Webviz subsurface