diff --git a/docker/Dockerfile.preprocessing-0.9.7r4 b/docker/Dockerfile.preprocessing-0.9.7r4
index 89267fc..1905969 100644
--- a/docker/Dockerfile.preprocessing-0.9.7r4
+++ b/docker/Dockerfile.preprocessing-0.9.7r4
@@ -30,7 +30,6 @@ RUN export DEBIAN_FRONTEND="noninteractive"
 COPY bin/ /opt/bin/
 ENV PATH=/opt/bin:$PATH
 
-
 RUN apt-get update \
 && DEBIAN_FRONTEND="noninteractive" apt-get install -y $PACKAGES $PYTHON \
 && pip3 install --upgrade pip \