diff --git a/js/ui/magnifier.js b/js/ui/magnifier.js
index 2443248d3..e68dc84f0 100644
--- a/js/ui/magnifier.js
+++ b/js/ui/magnifier.js
@@ -200,7 +200,7 @@ var Magnifier = class Magnifier {
      */
     startTrackingMouse() {
         if (!this._pointerWatch) {
-            let interval = 1000 / Clutter.get_default_frame_rate();
+            let interval = 1000 / 60;
             this._pointerWatch = PointerWatcher.getPointerWatcher().addWatch(interval, this.scrollToMousePos.bind(this));
         }
     }