diff --git a/.antora/antora.yml b/.antora/antora.yml
index e091a64..009e10a 100644
--- a/.antora/antora.yml
+++ b/.antora/antora.yml
@@ -3,6 +3,7 @@ name: asamosi
 version:
   # Update version number accordingly. This is the version for the main branch
   main: 'current'
+  master: 'current'
   v(*)-antora: V$1
   v(*): V$1
   V(*): V$1
diff --git a/.github/workflows/antora-generator.yml b/.github/workflows/antora-generator.yml
new file mode 100644
index 0000000..6811b1d
--- /dev/null
+++ b/.github/workflows/antora-generator.yml
@@ -0,0 +1,28 @@
+
+name: Antora build trigger
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  trigger_antora:
+    name: Trigger antora generator
+
+    runs-on: Ubuntu-latest
+    
+    env:
+      MUP_KEY: ${{ secrets.MACHINE_USER_PAT }}
+    
+    steps:
+    - name: Trigger generator
+      if: ${{ env.MUP_KEY != '' }}
+      uses: peter-evans/repository-dispatch@v2
+      with:
+        token: ${{ secrets.MACHINE_USER_PAT }}
+        event-type: antora-build-trigger
+        repository: OpenSimulationInterface/osi-antora-generator
+        client-payload: '{"src": "${{ github.repository }}", "ref": "${{ github.ref }}", "sha": "${{ github.sha }}", "head_ref": "${{ github.head_ref }}"}'
+        
diff --git a/.github/workflows/protobuf.yml b/.github/workflows/protobuf.yml
index c001949..8b9f311 100644
--- a/.github/workflows/protobuf.yml
+++ b/.github/workflows/protobuf.yml
@@ -11,7 +11,7 @@ jobs:
   build-osmp-examples:
     name: Build OSMP examples
 
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-22.04
 
     steps:
     - name: Checkout OSI
@@ -27,10 +27,10 @@ jobs:
     # cache dependencies
     - name: Cache Dependencies
       id: cache-depends
-      uses: actions/cache@v2
+      uses: actions/cache@v3
       with:
         path: protobuf-3.15.8
-        key: ${{ runner.os }}-v1-depends
+        key: ${{ runner.os }}-v2-depends
 
     # Download and build protobuf
     - name: Download ProtoBuf