diff --git a/react-bootstrap/index.d.ts b/react-bootstrap/index.d.ts
index 3e5c69c034..e211264bc7 100644
--- a/react-bootstrap/index.d.ts
+++ b/react-bootstrap/index.d.ts
@@ -606,6 +606,7 @@ declare namespace ReactBootstrap {
         position?: string;
         tabWidth?: any; // TODO: Add more specific type
         unmountOnExit?: boolean;
+        justified?: boolean;
     }
     type Tabs = React.ClassicComponent<TabsProps, {}>;
     var Tabs: React.ClassicComponentClass<TabsProps>;