diff --git a/docs/guide/theme-carbon-ads.md b/docs/guide/theme-carbon-ads.md
index 1c0c170e..dc7e5318 100644
--- a/docs/guide/theme-carbon-ads.md
+++ b/docs/guide/theme-carbon-ads.md
@@ -2,7 +2,7 @@
 
 VitePress has built in native support for [Carbon Ads](https://www.carbonads.net/). By defining the Carbon Ads credentials in config, VitePress will display ads on the page.
 
-```js
+```ts
 export default {
   themeConfig: {
     carbonAds: {
@@ -15,8 +15,8 @@ export default {
 
 These values are used to call carbon CDN script as shown below.
 
-```js
-`//cdn.carbonads.com/carbon.js?serve=${code}&placement=${placement}`
+```ts
+`https://cdn.carbonads.com/carbon.js?serve=${code}&placement=${placement}`
 ```
 
 To learn more about Carbon Ads configuration, please visit [Carbon Ads website](https://www.carbonads.net/).