diff --git a/n8n-docker-compose.yml b/n8n-docker-compose.yml
index eed2e8d..0762140 100644
--- a/n8n-docker-compose.yml
+++ b/n8n-docker-compose.yml
@@ -1,14 +1,31 @@
+version: '3.8'
+
 services:
   n8n:
-    image: n8nio/n8n:latest
+    image: n8nio/n8n:1.105.2
     container_name: n8n
-    environment:
-      - PUID=1000
-      - PGID=1000
-      - NODE_ENV=production
-      - N8N_SECURE_COOKIE=false
+    restart: unless-stopped
     ports:
-      - 5678:5678
+      - 5678:5678 # Only exposed locally, Traefik handles external access
+    environment:
+      - DB_TYPE=postgresdb
+      - DB_POSTGRESDB_HOST=postgres
+      - DB_POSTGRESDB_PORT=5432
+      - DB_POSTGRESDB_DATABASE=${POSTGRES_DB}  # Comes from .env file
+      - DB_POSTGRESDB_USER=${POSTGRES_USER}     # Comes from .env file
+      - DB_POSTGRESDB_PASSWORD=${POSTGRES_PASSWORD} # Comes from .env file
+      - NODE_FUNCTION_ALLOW_EXTERNAL=langchain # Important for LangChain nodes!
     volumes:
       - /usr/docker_binds/n8n/.n8n:/home/node/.n8n
-    restart: unless-stopped
\ No newline at end of file
+  postgres:
+    image: postgres:14
+    container_name: n8n_postgres
+    restart: unless-stopped
+    environment:
+      - POSTGRES_DB=${POSTGRES_DB}      # From .env
+      - POSTGRES_USER=${POSTGRES_USER}    # From .env
+      - POSTGRES_PASSWORD=${POSTGRES_PASSWORD} # From .env
+    volumes:
+      - postgres_data:/var/lib/postgresql/data # Persist your database
+    networks:
+      - n8n
\ No newline at end of file