diff --git a/test/integration/viewer_spec.mjs b/test/integration/viewer_spec.mjs
index d2f2f847fb215..2627b0a411566 100644
--- a/test/integration/viewer_spec.mjs
+++ b/test/integration/viewer_spec.mjs
@@ -89,7 +89,7 @@ describe("PDF viewer", () => {
               .toBe(true);
           }
         })
-      );
+      );    
     });
   });
 
diff --git a/web/app.js b/web/app.js
index 9d10550845e91..93c6db234dbb5 100644
--- a/web/app.js
+++ b/web/app.js
@@ -2666,7 +2666,7 @@ function webViewerWheel(evt) {
         }
       } else {
         // pixel-based devices
-        const PIXELS_PER_LINE_SCALE = 30;
+        const PIXELS_PER_LINE_SCALE = 90;
         ticks = PDFViewerApplication._accumulateTicks(
           delta / PIXELS_PER_LINE_SCALE,
           "_wheelUnusedTicks"