diff --git a/v1/lib/server/__tests__/__snapshots__/utils.test.js.snap b/v1/lib/server/__tests__/__snapshots__/utils.test.js.snap
index a74d43712d..6ad028dea8 100644
--- a/v1/lib/server/__tests__/__snapshots__/utils.test.js.snap
+++ b/v1/lib/server/__tests__/__snapshots__/utils.test.js.snap
@@ -7,6 +7,7 @@ exports[`server utils autoprefix css 1`] = `
  * This source code is licensed under the MIT license found in the
  * LICENSE file in the root directory of this source tree.
  */
+
 .hljs {
   margin-left: -15px;
   margin-right: -15px;
diff --git a/v2/lib/load/routes.js b/v2/lib/load/routes.js
index 5080a451c0..cafd575a24 100644
--- a/v2/lib/load/routes.js
+++ b/v2/lib/load/routes.js
@@ -17,7 +17,9 @@ async function genRoutesConfig({
     path: ${JSON.stringify(permalink)},
     exact: true,
     component: Loadable({
-      loader: () => import(${JSON.stringify(source)}),
+      loader: () => import(/* webpackPrefetch: true */ ${JSON.stringify(
+        source,
+      )}),
       loading: Loading,
       render(loaded, props) {
         let Content = loaded.default;
@@ -38,7 +40,9 @@ async function genRoutesConfig({
     path: ${JSON.stringify(permalink)},
     exact: true,
     component: Loadable({
-      loader: () => import(${JSON.stringify(source)}),
+      loader: () => import(/* webpackPrefetch: true */ ${JSON.stringify(
+        source,
+      )}),
       loading: Loading,
       render(loaded, props) {
         let Content = loaded.default;
@@ -63,7 +67,12 @@ async function genRoutesConfig({
     component: Loadable.Map({
       loader: {
         ${posts
-          .map((p, i) => `post${i}: () => import(${JSON.stringify(p.source)})`)
+          .map(
+            (p, i) =>
+              `post${i}: () => import(/* webpackPrefetch: true */ ${JSON.stringify(
+                p.source,
+              )})`,
+          )
           .join(',\n\t\t\t\t')}
       },
       loading: Loading,
@@ -86,7 +95,9 @@ async function genRoutesConfig({
     path: ${JSON.stringify(permalink)},
     exact: true,
     component: Loadable({
-      loader: () => import(${JSON.stringify(source)}),
+      loader: () => import(/* webpackPrefetch: true */ ${JSON.stringify(
+        source,
+      )}),
       loading: Loading,
       render(loaded, props) {
         let MarkdownContent = loaded.default;
diff --git a/v2/website/pages/index.js b/v2/website/pages/index.js
index 32ec9576a1..4318339649 100644
--- a/v2/website/pages/index.js
+++ b/v2/website/pages/index.js
@@ -116,13 +116,17 @@ export default class Home extends React.Component {
   }
 
   componentDidMount() {
-    window.setInterval(() => {
+    this.interval = setInterval(() => {
       this.setState(prevState => ({
         featureIndex: (prevState.featureIndex + 1) % FEATURES.length,
       }));
     }, 3000);
   }
 
+  componentWillUnmount() {
+    clearInterval(this.interval);
+  }
+
   render() {
     return (
       <div>
@@ -205,8 +209,8 @@ export default class Home extends React.Component {
           )}>
           <div className={styles.sectionInner}>
             <div className={styles.row}>
-              {QUOTES.map(quote => (
-                <div className={styles.column}>
+              {QUOTES.map((quote, index) => (
+                <div key={index} className={styles.column}>
                   <img
                     className={styles.quoteThumbnail}
                     src={quote.thumbnail}