diff --git a/README.md b/README.md
index 80763aa75..33bb30b66 100644
--- a/README.md
+++ b/README.md
@@ -37,8 +37,8 @@ auto-update extensions on a daily basis (you can change this through the
`extensions.update.interval` option in `about:config`).
For an experimental Chrome extension, get the code as explained below and issue `make extension`.
-Then open Chrome with the flag `--enable-experimental-extension-apis`, go to `Tools > Extension`
-and load the (unpackaged) extension from the directory `extensions/chrome`.
+Then open Chrome, go to `Tools > Extension` and load the (unpackaged) extension
+from the directory `build/chrome`.
### Getting the code
diff --git a/extensions/chrome/manifest.json b/extensions/chrome/manifest.json
index 629e41b31..9b34437b2 100644
--- a/extensions/chrome/manifest.json
+++ b/extensions/chrome/manifest.json
@@ -3,7 +3,7 @@
"version": "0.1",
"description": "Read PDF Document",
"permissions": [
- "experimental",
+ "webRequest", "webRequestBlocking",
"http://*/*.pdf",
"file:///*/*.pdf"
],
diff --git a/extensions/chrome/pdfHandler.html b/extensions/chrome/pdfHandler.html
index c13e24c57..1d213bbba 100644
--- a/extensions/chrome/pdfHandler.html
+++ b/extensions/chrome/pdfHandler.html
@@ -1,6 +1,6 @@
<!doctype html>
<script>
-chrome.experimental.webRequest.onBeforeRequest.addListener(
+chrome.webRequest.onBeforeRequest.addListener(
function(details) {
var viewerPage = 'content/web/viewer.html';
var url = chrome.extension.getURL(viewerPage) + '?file=' + details.url;