diff --git a/tatort/Dockerfile b/tatort/Dockerfile
index 9485a77..f74d325 100644
--- a/tatort/Dockerfile
+++ b/tatort/Dockerfile
@@ -1,11 +1,12 @@
 # --- Build stage ---
 FROM node:19 as build
 ENV NODE_ENV=production
+ENV ORIGIN=https://tatort.innovation-hub-niedersachsen.de
 WORKDIR /app
 COPY package*.json ./
 RUN npm ci
 COPY . ./
-RUN npm run build
+RUN ORIGIN=https://tatort.innovation-hub-niedersachsen.de npm run build
 
 # --- Production stage ---
 FROM node:19-alpine3.16