diff --git a/web/app.js b/web/app.js
index d000b2469..046d23002 100644
--- a/web/app.js
+++ b/web/app.js
@@ -1399,7 +1399,7 @@ let PDFViewerApplication = {
     };
 
     window.addEventListener('visibilitychange', webViewerVisibilityChange);
-    window.addEventListener('wheel', webViewerWheel);
+    window.addEventListener('wheel', webViewerWheel, { passive: false, });
     window.addEventListener('click', webViewerClick);
     window.addEventListener('keydown', webViewerKeyDown);
     window.addEventListener('resize', _boundEvents.windowResize);