diff --git a/.ci-scripts/indent b/.ci-scripts/indent
new file mode 100755
index 0000000..25ad64b
--- /dev/null
+++ b/.ci-scripts/indent
@@ -0,0 +1,8 @@
+#!/usr/bin/env bash
+set -e # halt script on error
+
+rm -f /tmp/indent.py
+wget -q https://raw.githubusercontent.com/stfc/Pan-Indenter/master/pan_indent_checker.py -O /tmp/indent.py
+chmod u+x /tmp/indent.py
+
+git diff --name-only HEAD^ | grep '\.pan$' | xargs -r /tmp/indent.py check || exit 1
diff --git a/.github/workflows/continuous-integration.yaml b/.github/workflows/continuous-integration.yaml
index 8516a4c..8c1e8b5 100644
--- a/.github/workflows/continuous-integration.yaml
+++ b/.github/workflows/continuous-integration.yaml
@@ -3,38 +3,50 @@ name: Run Tests
 on: [push, pull_request]
 
 jobs:
+
   test-library:
     runs-on: ubuntu-latest
-    container: centos:7
+    container: ghcr.io/quattor/quattor-test-container:latest
     steps:
     - name: Checkout code
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
     - name: Install dependencies
-      run: yum -y install wget subversion git
-    - name: Setup Java JDK
-      uses: actions/setup-java@v2.0.0
-      with:
-        java-version: 11
-        distribution: adopt
+      run: dnf -y install subversion
     - name: run tests
       run: .ci-scripts/test-library
       env:
         TRAVIS_BUILD_DIR: "$GITHUB_WORKSPACE"
         TRAVIS_REPO_SLUG: "$GITHUB_REPOSITORY"
         TRAVIS_BRANCH: "${GITHUB_HEAD_REF:-master}"
+
   panlint:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           # we need the full repo or HEAD^ does not work
           fetch-depth: 0
       - name: Set up Python
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v5
         with:
           python-version: 3
       - name: Install dependencies
         run: pip install colorama prettytable six
       - name: run panlint
         run: .ci-scripts/panlint
+
+  indentation:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+        with:
+          # we need the full repo or HEAD^ does not work
+          fetch-depth: 0
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: 3
+      - name: run indent checker
+        run: .ci-scripts/indent