diff --git a/.github/workflows/pypi-publish.yml b/.github/workflows/pypi-publish.yml
index 683b4be..84decf9 100644
--- a/.github/workflows/pypi-publish.yml
+++ b/.github/workflows/pypi-publish.yml
@@ -5,22 +5,5 @@ on:
 
 jobs:
   build-n-publish:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v2
-      - name: Set up Python 3.7
-        uses: actions/setup-python@v2
-        with:
-          python-version: 3.7
-      - name: Install dependencies
-        run: |
-          python -m pip install --upgrade pip
-          pip install setuptools wheel babel
-      - name: Build package
-        run: |
-          python setup.py compile_catalog sdist bdist_wheel
-      - name: pypi-publish
-        uses: pypa/gh-action-pypi-publish@v1.3.1
-        with:
-          user: __token__
-          password: ${{ secrets.pypi_password }}
+    uses: tu-graz-library/.github/.github/workflows/pypi-publish.yml@main
+    secrets: inherit
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 8096fc8..c0d5d69 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 #
-# Copyright (C) 2020-2022 Graz University of Technology.
+# Copyright (C) 2020-2024 Graz University of Technology.
 #
 # invenio-theme-tugraz is free software; you can redistribute it and/or
 # modify it under the terms of the MIT License; see LICENSE file for more
@@ -24,48 +24,5 @@ on:
         default: 'Manual trigger'
 
 jobs:
-  Tests:
-    runs-on: ubuntu-20.04
-    strategy:
-      matrix:
-          python-version: [3.9, "3.10"]
-          requirements-level: [pypi]
-          db-service: [postgresql13]
-          search-service: [opensearch2]
-          include:
-          - search-service: opensearch2
-            SEARCH_EXTRAS: "opensearch2"
-
-    env:
-      DB: ${{ matrix.db-service }}
-      SEARCH: ${{ matrix.search-service }}
-      EXTRAS: tests,${{ matrix.SEARCH_EXTRAS }}
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v2
-
-      - name: Set up Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v2
-        with:
-          python-version: ${{ matrix.python-version }}
-
-      - name: Generate dependencies
-        run: |
-          pip install wheel requirements-builder
-          requirements-builder -e "$EXTRAS" --level=${{ matrix.requirements-level }} setup.py > .${{ matrix.requirements-level }}-${{ matrix.python-version }}-requirements.txt
-      - name: Cache pip
-        uses: actions/cache@v2
-        with:
-          path: ~/.cache/pip
-          key: ${{ runner.os }}-pip-${{ hashFiles('.${{ matrix.requirements-level }}-${{ matrix.python-version }}-requirements.txt') }}
-
-      - name: Install dependencies
-        run: |
-          pip install -r .${{ matrix.requirements-level }}-${{ matrix.python-version }}-requirements.txt
-          pip install ".[$EXTRAS]"
-          pip freeze
-          docker --version
-          docker-compose --version
-      - name: Run tests
-        run: |
-          ./run-tests.sh
+  tests:
+    uses: tu-graz-library/.github/.github/workflows/tests.yml@main
diff --git a/setup.cfg b/setup.cfg
index c2ebed3..0eeffd9 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 #
-# Copyright (C) 2020-2021 Graz University of Technology.
+# Copyright (C) 2020-2024 Graz University of Technology.
 #
 # invenio-theme-tugraz is free software; you can redistribute it and/or
 # modify it under the terms of the MIT License; see LICENSE file for more
@@ -27,6 +27,7 @@ classifiers =
     Topic :: Software Development :: Libraries :: Python Modules
     Programming Language :: Python :: 3.9
     Programming Language :: Python :: 3.10
+    Programming Language :: Python :: 3.11
     Development Status :: 3 - Alpha
 
 [options]