diff --git a/types/react-scrollbar/index.d.ts b/types/react-scrollbar/index.d.ts
index f8ddee07c9..9f73a0be51 100644
--- a/types/react-scrollbar/index.d.ts
+++ b/types/react-scrollbar/index.d.ts
@@ -25,6 +25,8 @@ declare module "react-scrollbar" {
       smoothScrolling?: boolean
       minScrollSize?: number,
       swapWheelAxes?: boolean
+      stopScrollPropagation?: boolean,
+      focusableTabIndex?: number
   }
 
   class ScrollArea extends React.Component<ScrollAreaProps> {}