diff --git a/src/objects/viewport.ts b/src/objects/viewport.ts
index 3339c01c..4739d866 100644
--- a/src/objects/viewport.ts
+++ b/src/objects/viewport.ts
@@ -27,7 +27,9 @@ export async function startViewport(props: RunGraphProps): Promise<void> {
   viewport
     .drag()
     .pinch()
-    .wheel()
+    .wheel({
+      trackpadPinch: true,
+    })
     .decelerate({
       friction: 0.9,
     })