diff --git a/documentation/docs/25-build-and-deploy/60-adapter-cloudflare.md b/documentation/docs/25-build-and-deploy/60-adapter-cloudflare.md
index b1dea91bdd6b..3704dc0454b8 100644
--- a/documentation/docs/25-build-and-deploy/60-adapter-cloudflare.md
+++ b/documentation/docs/25-build-and-deploy/60-adapter-cloudflare.md
@@ -84,7 +84,7 @@ export async function POST({ request, platform }) {
 
 To include type declarations for your bindings, reference them in your `src/app.d.ts`:
 
-```dts
+```ts
 /// file: src/app.d.ts
 declare global {
 	namespace App {
diff --git a/documentation/docs/25-build-and-deploy/70-adapter-cloudflare-workers.md b/documentation/docs/25-build-and-deploy/70-adapter-cloudflare-workers.md
index 6635f566d38a..b4e270f62283 100644
--- a/documentation/docs/25-build-and-deploy/70-adapter-cloudflare-workers.md
+++ b/documentation/docs/25-build-and-deploy/70-adapter-cloudflare-workers.md
@@ -105,7 +105,7 @@ export async function POST({ request, platform }) {
 
 To include type declarations for your bindings, reference them in your `src/app.d.ts`:
 
-```dts
+```ts
 /// file: src/app.d.ts
 declare global {
 	namespace App {
diff --git a/documentation/docs/30-advanced/25-errors.md b/documentation/docs/30-advanced/25-errors.md
index 7449b5137723..5fd17455add9 100644
--- a/documentation/docs/30-advanced/25-errors.md
+++ b/documentation/docs/30-advanced/25-errors.md
@@ -126,7 +126,7 @@ The exception is when the error occurs inside the root `+layout.js` or `+layout.
 
 If you're using TypeScript and need to customize the shape of errors, you can do so by declaring an `App.Error` interface in your app (by convention, in `src/app.d.ts`, though it can live anywhere that TypeScript can 'see'):
 
-```dts
+```ts
 /// file: src/app.d.ts
 declare global {
 	namespace App {