diff --git a/.github/workflows/mkdocs-build-sanity-check.yml b/.github/workflows/mkdocs-build-sanity-check.yml
index 9998d9c..6648807 100644
--- a/.github/workflows/mkdocs-build-sanity-check.yml
+++ b/.github/workflows/mkdocs-build-sanity-check.yml
@@ -20,6 +20,9 @@ jobs:
     - name: Install requirements
       run: python3 -m pip install -r requirements.txt
 
+    - name: Install mkdocs-material
+      run: python3 pip install mkdocs-material
+
     - name: Test mkdocs builds
       run: python3 -m mkdocs build
 
diff --git a/docs/recipes/nextcloud.md b/docs/recipes/nextcloud.md
index 0c5dd52..5ec7eab 100644
--- a/docs/recipes/nextcloud.md
+++ b/docs/recipes/nextcloud.md
@@ -79,19 +79,17 @@ services:
       - traefik_public
     deploy:
       labels:
-          # traefik common
-          - traefik.enable=true
-          - traefik.docker.network=traefik_public
+      # traefik common
+      - traefik.docker.network=traefik_public
 
-          # traefikv1
-          - traefik.frontend.rule=Host:nextcloud.example.com
-          - traefik.port=80     
-
-          # traefikv2
-          - "traefik.http.routers.nextcloud.rule=Host(`nextcloud.example.com`)"
-          - "traefik.http.services.nextcloud.loadbalancer.server.port=80"
-          - "traefik.enable=true"
+      # traefikv1
+      - traefik.frontend.rule=Host:nextcloud.example.com
+      - traefik.port=80     
 
+      # traefikv2
+      - "traefik.http.routers.nextcloud.rule=Host(`nextcloud.example.com`)"
+      - "traefik.http.services.nextcloud.loadbalancer.server.port=80"
+      - "traefik.enable=true"
     volumes:
     - /var/data/nextcloud/html:/var/www/html
     - /var/data/nextcloud/apps:/var/www/html/custom_apps
@@ -135,7 +133,10 @@ services:
   cron:
     image: nextcloud
     volumes:
-      - /var/data/nextcloud/:/var/www/html
+    - /var/data/nextcloud/html:/var/www/html
+    - /var/data/nextcloud/apps:/var/www/html/custom_apps
+    - /var/data/nextcloud/config:/var/www/html/config
+    - /var/data/nextcloud/data:/var/www/html/data
     user: www-data
     networks:
       - internal