diff --git a/samples/client/petstore/typescript-rxjs/builds/es6-target/README.md b/samples/client/petstore/typescript-rxjs/builds/es6-target/README.md
index a0812b52873..44f4e2bc5bd 100644
--- a/samples/client/petstore/typescript-rxjs/builds/es6-target/README.md
+++ b/samples/client/petstore/typescript-rxjs/builds/es6-target/README.md
@@ -1,6 +1,6 @@
 ## @openapitools/typescript-rxjs-petstore@1.0.0
 
-This generator creates TypeScript/JavaScript client that utilizes [Fetch API](https://fetch.spec.whatwg.org/). The generated Node module can be used in the following environments:
+This generator creates TypeScript/JavaScript client that utilizes [RxJS](https://rxjs-dev.firebaseapp.com/). The generated Node module can be used in the following environments:
 
 Environment
 * Node.js
diff --git a/samples/client/petstore/typescript-rxjs/builds/with-npm-version/README.md b/samples/client/petstore/typescript-rxjs/builds/with-npm-version/README.md
index a0812b52873..44f4e2bc5bd 100644
--- a/samples/client/petstore/typescript-rxjs/builds/with-npm-version/README.md
+++ b/samples/client/petstore/typescript-rxjs/builds/with-npm-version/README.md
@@ -1,6 +1,6 @@
 ## @openapitools/typescript-rxjs-petstore@1.0.0
 
-This generator creates TypeScript/JavaScript client that utilizes [Fetch API](https://fetch.spec.whatwg.org/). The generated Node module can be used in the following environments:
+This generator creates TypeScript/JavaScript client that utilizes [RxJS](https://rxjs-dev.firebaseapp.com/). The generated Node module can be used in the following environments:
 
 Environment
 * Node.js