diff --git a/Dockerfile b/Dockerfile
index 16cf4e9c48dcf4e1f99416a87ff7f558e2aaf0b1..8c7a43d173dcebfe1a7b801cda5c912ebdf2eb31 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -4,4 +4,6 @@ LABEL maintainer="Frank Baier <frank.baier@swr.de>"
 
 RUN pip install mkp --index-url https://gitlab.ard.de/api/v4/projects/4618/packages/pypi/simple
 
+WORKDIR /build
+
 COPY dist.py ./