diff --git a/types/react-router/v2/lib/Router.d.ts b/types/react-router/v2/lib/Router.d.ts
index a7dff58369..6611fa55a9 100644
--- a/types/react-router/v2/lib/Router.d.ts
+++ b/types/react-router/v2/lib/Router.d.ts
@@ -83,8 +83,8 @@ declare namespace Router {
 
     interface RouteComponentProps<P, R> {
         history?: History;
-        location?: Location;
-        params?: P;
+        location: Location;
+        params: P;
         route?: PlainRoute;
         routeParams?: R;
         routes?: PlainRoute[];