diff --git a/resources/chaosknoten/lists/docker_compose/compose.yaml.j2 b/resources/chaosknoten/lists/docker_compose/compose.yaml.j2
index 2a7ffdd8..2d299ef8 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:13-alpine
     volumes:
       - /opt/mailman/database:/var/lib/postgresql/data
     networks:
@@ -80,9 +80,12 @@ services:
       - LIST_ATTRIBUTES=chaos@lists.hamburg.ccc.de:mailinglist-chaos,intern@lists.hamburg.ccc.de:mailinglist-intern
       - MAILMAN_API_PASSWORD={{ secret__lists__rest_password }}
       - MAILMAN_API_URL=http://mailman-core:8001/3.1
+      - MANUAL_SUBSCRIBER_LISTS=/manual-subscriber-lists
     image: git.hamburg.ccc.de/ccchh/mailman-subscription-sync:latest
     networks:
       mailman:
+    volumes:
+      - /home/chaos/mailman-manual-subscriber-lists:/manual-subscriber-lists
 
 networks:
   mailman: