diff --git a/.github/workflows/codecov.yml b/.github/workflows/codecov.yml
index b73ec036..0cb850a4 100644
--- a/.github/workflows/codecov.yml
+++ b/.github/workflows/codecov.yml
@@ -13,7 +13,7 @@ jobs:
         os: [ubuntu-latest]
     env:
       OS: ${{ matrix.os }}
-      PYTHON: '3.8'
+      PYTHON: '3.11'
 
     steps:
     - uses: actions/checkout@main
@@ -21,7 +21,7 @@ jobs:
     - name: Setup Python
       uses: actions/setup-python@main
       with:
-        python-version: 3.8
+        python-version: 3.11
 
     - name: Install pyscal and test dependencies
       run: |
diff --git a/.github/workflows/pyscal.yml b/.github/workflows/pyscal.yml
index 4918c672..27cfe606 100644
--- a/.github/workflows/pyscal.yml
+++ b/.github/workflows/pyscal.yml
@@ -16,7 +16,7 @@ on:
 
 env:
   # Default python version to be use to create docs
-  DEFAULT_PYTHON_VERSION: "3.10"
+  DEFAULT_PYTHON_VERSION: "3.11"
 
 jobs:
   pyscal:
@@ -30,14 +30,16 @@ jobs:
             python-version: "3.9"
           - os: "ubuntu-latest"
             python-version: "3.10"
+          - os: "ubuntu-latest"
+            python-version: "3.11"
           - os: "macos-latest"
-            python-version: "3.10"
+            python-version: "3.11"
           - os: "windows-latest"
-            python-version: "3.10"
+            python-version: "3.11"
 
     steps:
       - name: Checkout commit locally
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
 
diff --git a/README.md b/README.md
index 145acd4c..ac411531 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 [![Build Status](https://github.com/equinor/pyscal/actions/workflows/pyscal.yml/badge.svg)](https://github.com/equinor/pyscal/actions?query=workflow%3Apyscal)
 [![codecov](https://codecov.io/gh/equinor/pyscal/branch/master/graph/badge.svg)](https://codecov.io/gh/equinor/pyscal)
-[![Python 3.8-3.10](https://img.shields.io/badge/python-3.8%20|%203.9%20|%203.10-blue.svg)](https://www.python.org)
+[![Python 3.8-3.11](https://img.shields.io/badge/python-3.8%20|%203.9%20|%203.10|%203.11-blue.svg)](https://www.python.org)
 [![Code style: black](https://img.shields.io/badge/code%20style-black-000000.svg)](https://black.readthedocs.io/)
 [![PyPI version](https://badge.fury.io/py/pyscal.svg)](https://badge.fury.io/py/pyscal)
 [![Downloads](https://pepy.tech/badge/pyscal)](https://pepy.tech/project/pyscal)
diff --git a/pyproject.toml b/pyproject.toml
index 2e803a9b..4aa30dad 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -33,6 +33,7 @@ classifiers = [
     "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
     "Natural Language :: English",
     "License :: OSI Approved :: GNU Lesser General Public License v3 or later (LGPLv3+)",
 ]