diff --git a/Dockerfile_production b/Dockerfile_production
index 704ba9f..35ff6fc 100644
--- a/Dockerfile_production
+++ b/Dockerfile_production
@@ -1,2 +1,3 @@
 FROM node:11.3.0-alpine
 LABEL author="Lossless GmbH <hello@lossless.com>"
+RUN apk update && apk add bash && apk cache clean