diff --git a/files/en-us/web/api/detecting_device_orientation/index.html b/files/en-us/web/api/detecting_device_orientation/index.html
index a5b07c2d96d007f..63c4546a142e553 100644
--- a/files/en-us/web/api/detecting_device_orientation/index.html
+++ b/files/en-us/web/api/detecting_device_orientation/index.html
@@ -23,7 +23,7 @@ <h2 id="Processing_orientation_events">Processing orientation events</h2>
 <p>All you need to do in order to begin receiving orientation change is to listen to the {{event("deviceorientation")}} event:</p>
 
 <div class="note">
-<p><strong>Note</strong>: <a href="https://github.com/dorukeker/gyronorm.js">gyronorm.js</a> is a polyfill for normalizing the accelerometer and gyroscope data on mobile devices. This is useful for overcoming some of the differences in device support for device orientation.</p>
+<p><strong>Note</strong>: <a href="https://github.com/wagerfield/parallax">parallax</a> is a polyfill for normalizing the accelerometer and gyroscope data on mobile devices. This is useful for overcoming some of the differences in device support for device orientation.</p>
 </div>
 
 <pre class="brush: js">window.addEventListener("deviceorientation", handleOrientation, true);