diff --git a/script/bootstrap b/script/bootstrap
index 4e77ba60ed5..c6d4a94be94 100755
--- a/script/bootstrap
+++ b/script/bootstrap
@@ -6,4 +6,9 @@ set -e
 
 cd "$(dirname "$0")/.."
 script/bootstrap_server
-script/bootstrap_frontend
+
+if [ -x "$(command -v yarn >/dev/null)" ]; then
+  script/bootstrap_frontend
+else
+  echo "Frontend development not possible without Node/yarn"
+fi
diff --git a/script/bootstrap_frontend b/script/bootstrap_frontend
index 296f56c8f88..ed3321b1d93 100755
--- a/script/bootstrap_frontend
+++ b/script/bootstrap_frontend
@@ -12,10 +12,10 @@ git submodule update
 cd homeassistant/components/frontend/www_static/home-assistant-polymer
 
 # Install node modules
-npm install
+yarn install
 
 # Install bower web components. Allow to download the components as root since the user in docker is root.
 ./node_modules/.bin/bower install --allow-root
 
-npm run setup_js_dev
+yarn run setup_js_dev
 cd ../../../../..