diff --git a/build-support/docker/Build-UI.dockerfile b/build-support/docker/Build-UI.dockerfile
index 9a4a0198b..72a80d2ba 100644
--- a/build-support/docker/Build-UI.dockerfile
+++ b/build-support/docker/Build-UI.dockerfile
@@ -6,7 +6,7 @@ ARG MAKE_VERSION=4.2.1-r0
 ARG YARN_VERSION=1.7.0
 
 RUN apk update && \
-    apk add nodejs=${NODEJS_VERSION} nodejs-npm=${NODEJS_VERSION} make=${MAKE_VERSION} && \
+    apk add nodejs=${NODEJS_VERSION} nodejs-npm=${NODEJS_VERSION} make=${MAKE_VERSION} rsync && \
     npm install --global yarn@${YARN_VERSION} && \
     mkdir /consul-src
 
diff --git a/ui-v2/GNUmakefile b/ui-v2/GNUmakefile
index 49ac33456..c72072781 100644
--- a/ui-v2/GNUmakefile
+++ b/ui-v2/GNUmakefile
@@ -7,6 +7,9 @@ dist:
 	yarn run build
 	mv dist ../pkg/web_ui/v2
 
+init:
+	yarn install
+
 lint:
 	yarn run lint:js
 format: