diff --git a/Dockerfile b/Dockerfile
index 4b28122..4e4c02c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -28,5 +28,7 @@ ENV DAILY_RESET_UTC=$DAILY_RESET_UTC
 RUN useradd --create-home appuser && chown -R appuser:appuser /app
 USER appuser
 
+EXPOSE 8000
+
 # Startbefehl (Production: Gunicorn)
 CMD ["gunicorn", "--bind", "0.0.0.0:8000", "--workers", "2", "--timeout", "120", "wsgi:app"]