diff --git a/.buildbot/openwrt/Dockerfile b/.buildbot/openwrt/Dockerfile
index df1702d..8337346 100644
--- a/.buildbot/openwrt/Dockerfile
+++ b/.buildbot/openwrt/Dockerfile
@@ -1,5 +1,7 @@
 FROM ubuntu:focal
 
 RUN apt -y update
-RUN apt -y install build-essential
-RUN apt -y install git-core subversion mercurial build-essential libssl-dev libncurses5-dev unzip gawk zlib1g-dev
+RUN apt -y install \
+  build-essential rsync git-core subversion mercurial \
+  build-essential libssl-dev libncurses5-dev unzip \
+  gawk zlib1g-dev