diff --git a/inventories/chaosknoten/host_vars/cloud.yaml b/inventories/chaosknoten/host_vars/cloud.yaml
index 8f299b2d..c4164a77 100644
--- a/inventories/chaosknoten/host_vars/cloud.yaml
+++ b/inventories/chaosknoten/host_vars/cloud.yaml
@@ -1,7 +1,7 @@
 # renovate: datasource=docker depName=git.hamburg.ccc.de/ccchh/oci-images/nextcloud
 nextcloud__version: 34
 # renovate: datasource=docker depName=docker.io/library/postgres
-nextcloud__postgres_version: 15.18
+nextcloud__postgres_version: 18.6
 nextcloud__fqdn: cloud.hamburg.ccc.de
 nextcloud__data_dir: /data/nextcloud
 nextcloud__extra_configuration: "{{ lookup('ansible.builtin.template', 'resources/chaosknoten/cloud/nextcloud/extra_configuration.config.php.j2') }}"
diff --git a/resources/chaosknoten/ccchoir/docker_compose/compose.yaml.j2 b/resources/chaosknoten/ccchoir/docker_compose/compose.yaml.j2
index 00cac00e..72d898fa 100644
--- a/resources/chaosknoten/ccchoir/docker_compose/compose.yaml.j2
+++ b/resources/chaosknoten/ccchoir/docker_compose/compose.yaml.j2
@@ -16,24 +16,24 @@ services:
       backend:
     restart: unless-stopped
 
-#  app:
-#    image: docker.io/library/wordpress:7-php8.2
-#    environment:
-#      - "WORDPRESS_DB_HOST=database"
-#      - "WORDPRESS_DB_NAME=wordpress"
-#      - "WORDPRESS_DB_USER=wordpress"
-#      - "WORDPRESS_TABLE_PREFIX=wp_"
-#      - "WORDPRESS_DB_PASSWORD={{ secret__wordpress_db_password }}"
-#    volumes:
-#      - wordpress:/var/www/html/wp-content
-#    ports:
-#      - "127.0.0.1:3000:80"
-#    networks:
-#      backend:
-#      frontend:
-#    restart: unless-stopped
-#    depends_on:
-#      - database
+  app:
+    image: docker.io/library/wordpress:7-php8.2
+    environment:
+      - "WORDPRESS_DB_HOST=database"
+      - "WORDPRESS_DB_NAME=wordpress"
+      - "WORDPRESS_DB_USER=wordpress"
+      - "WORDPRESS_TABLE_PREFIX=wp_"
+      - "WORDPRESS_DB_PASSWORD={{ secret__wordpress_db_password }}"
+    volumes:
+      - wordpress:/var/www/html/wp-content
+    ports:
+      - "127.0.0.1:3000:80"
+    networks:
+      backend:
+      frontend:
+    restart: unless-stopped
+    depends_on:
+      - database
 
 volumes:
   database: {}
diff --git a/resources/chaosknoten/lists/docker_compose/compose.yaml.j2 b/resources/chaosknoten/lists/docker_compose/compose.yaml.j2
index 7a109e8c..fc1cb194 100644
--- a/resources/chaosknoten/lists/docker_compose/compose.yaml.j2
+++ b/resources/chaosknoten/lists/docker_compose/compose.yaml.j2
@@ -62,7 +62,7 @@ services:
       - POSTGRES_DB=mailmandb
       - POSTGRES_USER=mailman
       - "POSTGRES_PASSWORD={{ secret__lists__postgres_password }}"
-    image: docker.io/library/postgres:12-alpine
+    image: docker.io/library/postgres:18-alpine
     volumes:
       - /opt/mailman/database:/var/lib/postgresql/data
     networks:
diff --git a/resources/chaosknoten/pretalx/docker_compose/compose.yaml.j2 b/resources/chaosknoten/pretalx/docker_compose/compose.yaml.j2
index 6b1683cc..9830f909 100644
--- a/resources/chaosknoten/pretalx/docker_compose/compose.yaml.j2
+++ b/resources/chaosknoten/pretalx/docker_compose/compose.yaml.j2
@@ -3,7 +3,7 @@
 
 services:
   database:
-    image: docker.io/library/postgres:15-alpine
+    image: docker.io/library/postgres:18-alpine
     environment:
       - "POSTGRES_USER=pretalx"
       - "POSTGRES_PASSWORD={{ secret__pretalx_db_password }}"
@@ -23,7 +23,7 @@ services:
       - pretalx_net
 
   static:
-    image: docker.io/library/nginx:1.31.7
+    image: docker.io/library/nginx:1.31.8
     restart: unless-stopped
     volumes:
       - public:/usr/share/nginx/html