diff --git a/.github/workflows/deploy-update-manifest.yml b/.github/workflows/deploy-update-manifest.yml
new file mode 100644
index 0000000..09d7199
--- /dev/null
+++ b/.github/workflows/deploy-update-manifest.yml
@@ -0,0 +1,38 @@
+# SPDX-FileCopyrightText: Copyright 2024 Siemens AG
+#
+# SPDX-License-Identifier: MPL-2.0
+name: Deploy Firefox Addon Update Manifest
+
+on:
+  push:
+    branches: ["fm/test-deploy-update-manifest"]
+
+  workflow_dispatch:
+
+permissions:
+  contents: read
+  pages: write
+  id-token: write
+
+concurrency:
+  group: "pages"
+  cancel-in-progress: false
+
+jobs:
+  deploy:
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Setup Pages
+        uses: actions/configure-pages@v5
+      - name: Upload artifact
+        uses: actions/upload-pages-artifact@v3
+        with:
+          path: '.pages/'
+      - name: Deploy to GitHub Pages
+        id: deployment
+        uses: actions/deploy-pages@v4
diff --git a/.pages/firefox/updates.json b/.pages/firefox/updates.json
new file mode 100644
index 0000000..c6c5cd3
--- /dev/null
+++ b/.pages/firefox/updates.json
@@ -0,0 +1,12 @@
+{
+    "addons": {
+      "linux-entra-sso@example.com": {
+        "updates": [
+          {
+            "version": "0.6.1",
+            "update_link": "https://github.com/siemens/linux-entra-sso/releases/download/0.6.1/Linux-Entra-SSO-v0.6.1.firefox.signed.xpi"
+          }
+        ]
+      }
+    }
+  }
diff --git a/platform/firefox/manifest.json b/platform/firefox/manifest.json
index 431e460..1e8a44f 100644
--- a/platform/firefox/manifest.json
+++ b/platform/firefox/manifest.json
@@ -9,7 +9,8 @@
     "browser_specific_settings": {
         "gecko": {
             "id": "linux-entra-sso@example.com",
-            "strict_min_version": "109.0"
+            "strict_min_version": "109.0",
+            "update_url": "https://siemens.github.io/linux-entra-sso/firefox/updates.json"
         }
     },
     "action": {