diff --git a/.env.example b/.env.example
index 4291baa0..a0a857e9 100644
--- a/.env.example
+++ b/.env.example
@@ -22,18 +22,6 @@ REFRESH_SECRET=
 # Gemini API Key
 JEMINI_KEY=
 
-# n8n Configuration
-N8N_PORT=5678
-N8N_DB_USER=n8n
-N8N_DB_PASSWORD=
-N8N_DB_NAME=n8n_database
-POSTGRES_USER=n8n
-POSTGRES_PASSWORD=
-POSTGRES_DB=n8n_database
-
 # Ports
 BACKEND_PORT=54530
 FRONTEND_PORT=55110
-
-# n8n Security
-N8N_ENCRYPTION_KEY=
diff --git a/docker-compose.yml b/docker-compose.yml
index 9274047c..6ab19765 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -19,20 +19,6 @@ services:
       retries: 20
       start_period: 30s
 
-  adminer:
-    image: adminer
-    container_name: adminer
-    restart: always
-    # IPv6 비활성 호스트에서 기본 [::]:8080 리슨이 실패하므로 IPv4로 지정
-    command: ["php", "-S", "0.0.0.0:8080", "-t", "/var/www/html"]
-    ports:
-      # DB 관리툴은 서버 내부에서만 접근 (외부 접근은 SSH 터널 사용)
-      - "127.0.0.1:8083:8080"
-    depends_on:
-      - mysql
-    networks:
-      - report-network
-
   backend:
     build: ./backend
     container_name: report_backend
@@ -68,46 +54,9 @@ services:
     networks:
       - report-network
 
-  postgres:
-    image: postgres:16-alpine
-    container_name: n8n_postgres
-    restart: always
-    environment:
-      POSTGRES_USER: ${POSTGRES_USER:-n8n}
-      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:-n8n_password}
-      POSTGRES_DB: ${POSTGRES_DB:-n8n_database}
-    volumes:
-      - postgres-data:/var/lib/postgresql/data
-    networks:
-      - report-network
-
-  n8n:
-    image: n8nio/n8n:latest
-    container_name: n8n
-    restart: always
-    environment:
-      - DB_TYPE=postgresdb
-      - DB_POSTGRESDB_HOST=postgres
-      - DB_POSTGRESDB_PORT=5432
-      - DB_POSTGRESDB_DATABASE=${N8N_DB_NAME:-n8n_database}
-      - DB_POSTGRESDB_USER=${N8N_DB_USER:-n8n}
-      - DB_POSTGRESDB_PASSWORD=${N8N_DB_PASSWORD:-n8n_password}
-      - N8N_PORT=${N8N_PORT:-5678}
-      - N8N_ENCRYPTION_KEY=${N8N_ENCRYPTION_KEY:-n8n_secret_key_123}
-    ports:
-      - "${N8N_PORT:-5678}:5678"
-    volumes:
-      - n8n-data:/home/node/.n8n
-    depends_on:
-      - postgres
-    networks:
-      - report-network
-
 networks:
   report-network:
     driver: bridge
 
 volumes:
-  mysql-data:
-  postgres-data:
-  n8n-data:
\ No newline at end of file
+  mysql-data:
\ No newline at end of file