diff --git a/Dockerfile b/Dockerfile
index 990bbee..4d6ac64 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -35,6 +35,12 @@ COPY --from=builder /app/.next/static ./.next/static
 # Den fertigen Standalone-Server kopieren
 COPY --from=builder /app/.next/standalone ./
 
+# Pass Supabase variables to runtime image
+ARG NEXT_PUBLIC_SUPABASE_URL
+ARG NEXT_PUBLIC_SUPABASE_ANON_KEY
+ENV NEXT_PUBLIC_SUPABASE_URL=$NEXT_PUBLIC_SUPABASE_URL
+ENV NEXT_PUBLIC_SUPABASE_ANON_KEY=$NEXT_PUBLIC_SUPABASE_ANON_KEY
+
 EXPOSE 3000
 ENV PORT=3000
 ENV HOSTNAME="0.0.0.0"