diff --git a/fern/products/sdks/overview/typescript/changelog/2025-09-08.mdx b/fern/products/sdks/overview/typescript/changelog/2025-09-15.mdx
similarity index 85%
rename from fern/products/sdks/overview/typescript/changelog/2025-09-08.mdx
rename to fern/products/sdks/overview/typescript/changelog/2025-09-15.mdx
index 384724d11..d47979379 100644
--- a/fern/products/sdks/overview/typescript/changelog/2025-09-08.mdx
+++ b/fern/products/sdks/overview/typescript/changelog/2025-09-15.mdx
@@ -7,7 +7,7 @@ This prevents compilation errors in the TypeScript SDK.
 **`(feat):`** Generate `Request` and `Response` types variations for types that have readonly and/or writeonly properties.
 For example, a type `User` will have a `User.Request` type that omits readonly properties and a `User.Response` type that omits writeonly properties.
 
-Set `generateReadWriteOnlyTypes` to `true` in the `config` of your generator configuration to enable this feature.
+Set `experimentalGenerateReadWriteOnlyTypes` to `true` in the `config` of your generator configuration to enable this feature.
 ```ts
 import { User, FooClient } from "foo";