From 9e69dc8afbe7c0ae3c80e83d02f126f71ea0ae25 Mon Sep 17 00:00:00 2001
From: Vladimir-Kokin <86053741+Vladimir-Kokin@users.noreply.github.com>
Date: Thu, 6 Jun 2024 15:53:57 +0300
Subject: [PATCH] Update Scroller.stories.tsx

---
 .../well-log-viewer/src/components/Scroller.stories.tsx         | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/typescript/packages/well-log-viewer/src/components/Scroller.stories.tsx b/typescript/packages/well-log-viewer/src/components/Scroller.stories.tsx
index 32216da1f2..b0a0d6b9e6 100644
--- a/typescript/packages/well-log-viewer/src/components/Scroller.stories.tsx
+++ b/typescript/packages/well-log-viewer/src/components/Scroller.stories.tsx
@@ -70,7 +70,7 @@ const Template = (args) => {
                             ", Y=" +
                             y.toFixed(2)
                     );
-                    args.onScroll(x, y); // for storybook addon Actions Tab
+                    args.onScroll?(x, y); // for storybook addon Actions Tab
                 }}
             >
                 <div ref={infoRef}></div>