diff --git a/docker-compose.coolify.yaml b/docker-compose.coolify.yaml
index fbc429f..b4ce157 100644
--- a/docker-compose.coolify.yaml
+++ b/docker-compose.coolify.yaml
@@ -6,15 +6,13 @@ services:
 
     restart: unless-stopped
 
-    depends_on:
-      postgres:
-        condition: service_healthy
-
     environment:
       GIN_MODE: release
       # Generated by Coolify (see Environment Variables); needed in the X-Admin-Token header to upload releases
       ADMIN_TOKEN: ${SERVICE_PASSWORD_64_ADMINTOKEN}
-      DATABASE_URL: postgres://${SERVICE_USER_POSTGRES}:${SERVICE_PASSWORD_POSTGRES}@postgres:5432/${POSTGRES_DB:-kooltap}?sslmode=disable
+      # Set in Coolify to the "Postgres URL (internal)" of the existing kooltap database resource.
+      # Requires "Connect To Predefined Network" so this container can reach it.
+      DATABASE_URL: ${DATABASE_URL:?}
 
     volumes:
       - kooltap_uploads:/app/uploads
@@ -31,27 +29,7 @@ services:
       timeout: 5s
       retries: 5
 
-  postgres:
-    image: postgres:17-alpine
-
-    restart: unless-stopped
-
-    environment:
-      POSTGRES_USER: ${SERVICE_USER_POSTGRES}
-      POSTGRES_PASSWORD: ${SERVICE_PASSWORD_POSTGRES}
-      POSTGRES_DB: ${POSTGRES_DB:-kooltap}
-
-    volumes:
-      - kooltap_postgres:/var/lib/postgresql/data
-
-    healthcheck:
-      test: ["CMD-SHELL", "pg_isready -U $${POSTGRES_USER} -d $${POSTGRES_DB}"]
-      interval: 5s
-      timeout: 5s
-      retries: 10
-
 volumes:
   kooltap_uploads:
   kooltap_tmp:
   kooltap_data:
-  kooltap_postgres: