diff --git a/Dockerfile.prod b/Dockerfile.prod
index 66a3f39..961a8ae 100644
--- a/Dockerfile.prod
+++ b/Dockerfile.prod
@@ -1,7 +1,5 @@
 # --- Build stage ---
 FROM node:22 AS build
-ENV NODE_ENV=production
-ENV ORIGIN=https://tatort.innovation-hub-niedersachsen.de
 WORKDIR /app
 COPY package*.json ./
 RUN npm ci
@@ -11,7 +9,13 @@ RUN npm run build
 
 # --- Production stage ---
 FROM node:22-alpine3.20
-COPY --from=build /app .
+WORKDIR /app
+ENV NODE_ENV=production
+ENV ORIGIN=https://tatort.innovation-hub-niedersachsen.de
+COPY --from=build /app/build ./build
+COPY --from=build /app/package*.json ./
+COPY --from=build /app/config.json ./config.json
+RUN npm ci --omit=dev
 ENV HOST=0.0.0.0
 EXPOSE 3000
-CMD ["sh", "-c", "ORIGIN=https://tatort.innovation-hub-niedersachsen.de node build/index.js"]
+CMD ["node", "build/index.js"]
diff --git a/src/lib/config.ts b/src/lib/config.ts
index 2e2bf34..0775514 100644
--- a/src/lib/config.ts
+++ b/src/lib/config.ts
@@ -1,3 +1,3 @@
 import { readFileSync } from 'fs';
 
-export default JSON.parse(readFileSync('./config_prod.json').toString());
+export default JSON.parse(readFileSync('./config.json').toString());
diff --git a/tailwind.config.js b/tailwind.config.cjs
similarity index 100%
rename from tailwind.config.js
rename to tailwind.config.cjs