diff --git a/src/components/Splash/second/left.mdx b/src/components/Splash/second/left.mdx
index bbec01fecb08..b3221f21eb44 100644
--- a/src/components/Splash/second/left.mdx
+++ b/src/components/Splash/second/left.mdx
@@ -8,6 +8,7 @@ const __filename = fileURLToPath(import.meta.url);
 const __dirname = path.dirname(__filename);
 
 export default {
+  mode: "development",
   entry: "./src/index.js",
   output: {
     path: path.resolve(__dirname, "dist"),
@@ -16,4 +17,4 @@ export default {
 };
 ```
 
-Prefer a video walkthrough? **[Without config](https://youtu.be/3Nv9muOkb6k?t=21293)**
+Prefer a video walkthrough instead? See the **[Without config](https://youtu.be/3Nv9muOkb6k?t=21293)** guide.