diff --git a/netlify.toml b/netlify.toml
index fb951ce95b7c..f33101cd2aa6 100644
--- a/netlify.toml
+++ b/netlify.toml
@@ -3,7 +3,7 @@
 
 [build.environment]
   NODE_VERSION = "lts/*"
-  YARN_VERSION = "1.22.15"
+  YARN_VERSION = "1.22.19"
 [[headers]]
   for = "/worker.js"
   [headers.values]
diff --git a/website/playground/Playground.js b/website/playground/Playground.js
index 1b0393b80581..e19f9e2f9680 100644
--- a/website/playground/Playground.js
+++ b/website/playground/Playground.js
@@ -47,6 +47,7 @@ const ENABLED_OPTIONS = [
   "vueIndentScriptAndStyle",
   "embeddedLanguageFormatting",
   "bracketSameLine",
+  "singleAttributePerLine",
 ];
 
 class Playground extends React.Component {