diff --git a/types/react-navigation/index.d.ts b/types/react-navigation/index.d.ts
index 1622bfe2a4..e5e9ea00d8 100644
--- a/types/react-navigation/index.d.ts
+++ b/types/react-navigation/index.d.ts
@@ -88,6 +88,11 @@ export interface NavigationState {
   routes: NavigationRoute[];
 }
 
+export interface DrawerNavigationState extends NavigationState {
+  isDrawerOpen: boolean;
+  isTransitioning: boolean;
+}
+
 export type NavigationRoute<Params = NavigationParams> =
   | NavigationLeafRoute<Params>
   | NavigationStateRoute<Params>;