diff --git a/compose.yaml b/compose.yaml
index 51d435f..6d75999 100644
--- a/compose.yaml
+++ b/compose.yaml
@@ -2,13 +2,12 @@ services:
   plausible_db:
     image: postgres:16-alpine
     restart: unless-stopped
-    user: 1000:1000
+    networks:
+      - backend
     volumes:
-      - ${DB_MNT}:/var/lib/postgresql/data
-      - /etc/passwd:/etc/passwd:ro
-    env_file: .env
+      - db-data:/var/lib/postgresql/data
     environment:
-      - POSTGRES_PASSWORD=postgres
+      - POSTGRES_PASSWORD=${POSTGRES_PASSWORD}
     healthcheck:
       test: ["CMD-SHELL", "pg_isready -U postgres"]
       start_period: 1m
@@ -16,6 +15,8 @@ services:
   plausible_events_db:
     image: clickhouse/clickhouse-server:24.12-alpine
     restart: unless-stopped
+    networks:
+      - backend
     volumes:
       - event-data:/var/lib/clickhouse
       - event-logs:/var/log/clickhouse-server
@@ -57,6 +58,9 @@ services:
         hard: 65535
     ports:
       - 127.0.0.1:${HTTP_PORT}:${HTTP_PORT}
+    networks:
+      - backend
+      - proxy
     environment:
       - TMPDIR=/var/lib/plausible/tmp
       # required: https://github.com/plausible/community-edition/wiki/configuration#required
@@ -97,7 +101,14 @@ services:
       - MANDRILL_API_KEY
       - SENDGRID_API_KEY
 
+networks:
+  backend:
+    external: true
+  proxy:
+    external: true
+
 volumes:
+  db-data:
   event-data:
   event-logs:
   plausible-data: