diff --git a/dockers/docker-dhcp-relay/Dockerfile b/dockers/docker-dhcp-relay/Dockerfile
index efc1f7f5c317..17cc13534241 100644
--- a/dockers/docker-dhcp-relay/Dockerfile
+++ b/dockers/docker-dhcp-relay/Dockerfile
@@ -3,11 +3,12 @@ FROM docker-base
 ## Make apt-get non-interactive
 ENV DEBIAN_FRONTEND=noninteractive
 
-## Install isc-dhcp-relay
-## Clean up
-RUN apt-get update && apt-get -y install \
-    isc-dhcp-relay &&        \
-    apt-get clean -y; apt-get autoclean -y; apt-get autoremove -y
+## Install isc-dhcp-relay and clean up afterward
+RUN apt-get update                          \
+    && apt-get -y install isc-dhcp-relay    \
+    && apt-get clean -y                     \
+    && apt-get autoclean -y                 \
+    && apt-get autoremove -y
 
 COPY isc-dhcp-relay /etc/default/isc-dhcp-relay