diff --git a/stories/2 - Presets/Sortable/1-Vertical.story.tsx b/stories/2 - Presets/Sortable/1-Vertical.story.tsx
index 7e39097e..8bba0a90 100644
--- a/stories/2 - Presets/Sortable/1-Vertical.story.tsx	
+++ b/stories/2 - Presets/Sortable/1-Vertical.story.tsx	
@@ -103,7 +103,7 @@ export const VariableHeights = () => {
 };
 
 export const DisabledItems = () => {
-  const disabledItems: UniqueIdentifier[] = ['1', '5', '8', '13', '20'];
+  const disabledItems: UniqueIdentifier[] = [1, 5, 8, 13, 20];
   return (
     <Sortable
       {...props}