diff --git a/Dockerfile b/Dockerfile
index 3d2b190..3b1c306 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,7 @@
-FROM node:20-alpine
+FROM node:20-alpine AS build
+
+# Build-Tools für native SQLite Module (better-sqlite3)
+RUN apk add --no-cache python3 make g++
 
 WORKDIR /app
 
@@ -7,7 +10,7 @@ RUN npm install --omit=dev
 
 COPY . .
 
-EXPOSE 8085
+EXPOSE 80
 
-ENV PORT=8085
+ENV PORT=80
 CMD ["node", "server.js"]
diff --git a/docker-compose.yml b/docker-compose.yml
index 653a9b8..607c0b2 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -5,6 +5,6 @@ services:
     container_name: getraenkekarte
     restart: unless-stopped
     ports:
-      - "8085:8085"
+      - "8085:80"
     volumes:
       - ./data.db:/app/data.db
diff --git a/server.js b/server.js
index e1e9108..b6941bc 100644
--- a/server.js
+++ b/server.js
@@ -7,7 +7,7 @@ const db = require('./db');
 const posClient = require('./posClient');
 
 const app = express();
-const PORT = process.env.PORT || 8085;
+const PORT = process.env.PORT || 80;
 
 app.use(express.json());
 app.use(express.urlencoded({ extended: true }));
@@ -170,5 +170,5 @@ app.get('/admin', (req, res) => {
 
 // Server Start
 app.listen(PORT, '0.0.0.0', () => {
-  console.log(`Server läuft auf http://localhost:${PORT}`);
+  console.log(`Server läuft auf Port ${PORT}`);
 });