diff --git a/examples/browser/README.md b/examples/browser/README.md
index 1253d8000..45c1d2021 100644
--- a/examples/browser/README.md
+++ b/examples/browser/README.md
@@ -1,9 +1,9 @@
 To try it out, **you must build the SDK first** and then host this folder:
 
 ```
- $ npm run build
+ $ yarn build
  $ cd examples/browser
- $ python -m SimpleHTTPServer 8003
+ $ python -m http.server 8003
 ```
 
 Then visit ``http://localhost:8003``.
diff --git a/examples/browser/browserTest.js b/examples/browser/browserTest.js
index e6623b382..891dd176b 100644
--- a/examples/browser/browserTest.js
+++ b/examples/browser/browserTest.js
@@ -1,11 +1,7 @@
 console.log("Loading browser sdk");
 
-var client = matrixcs.createClient("https://matrix.org");
-client.publicRooms(function (err, data) {
-    if (err) {
-	   console.error("err %s", JSON.stringify(err));
-       return;
-    }
+var client = matrixcs.createClient({baseUrl: "https://matrix.org"});
+client.publicRooms().then(function (data) {
     console.log("data %s [...]", JSON.stringify(data).substring(0, 100));
     console.log("Congratulations! The SDK is working on the browser!");
     var result = document.getElementById("result");