Pull complete server Pulled worker Pulled Network twenty_default Creating Network twenty_default Created Container twenty-change-vol-ownership-1 Creating Container twenty-db-1 Creating Container twenty-change-vol-ownership-1 Created Container twenty-db-1 Created Container twenty-server-1 Creating Container twenty-server-1 Created Container twenty-worker-1 Creating Container twenty-worker-1 Created Container twenty-change-vol-ownership-1 Starting Container twenty-db-1 Starting Container twenty-change-vol-ownership-1 Started Container twenty-db-1 Started Container twenty-db-1 Waiting Container twenty-change-vol-ownership-1 Waiting Container twenty-change-vol-ownership-1 Exited Container twenty-db-1 Error dependency failed to start: container twenty-db-1 is unhealthy It's the same compose and env file as in the example and changed the strings as asked.