diff --git a/src/navigators/DrawerNavigator.js b/src/navigators/DrawerNavigator.js
index 26916a5..5f74163 100644
--- a/src/navigators/DrawerNavigator.js
+++ b/src/navigators/DrawerNavigator.js
@@ -63,6 +63,9 @@ const DefaultDrawerConfig = {
     return Math.min(smallerAxisSize - appBarHeight, maxWidth);
   },
   contentComponent: defaultContentComponent,
+  drawerOpenRoute: 'DrawerOpen',
+  drawerCloseRoute: 'DrawerClose',
+  drawerToggleRoute: 'DrawerToggle',
   drawerPosition: 'left',
   drawerBackgroundColor: 'white',
   useNativeAnimations: true,
@@ -70,11 +73,7 @@ const DefaultDrawerConfig = {
 
 const DrawerNavigator = (
   routeConfigs: NavigationRouteConfigMap,
-  config: DrawerNavigatorConfig = {
-    drawerOpenRoute: 'DrawerOpen',
-    drawerCloseRoute: 'DrawerClose',
-    drawerToggleRoute: 'DrawerToggle',
-  }
+  config: DrawerNavigatorConfig = {}
 ) => {
   const mergedConfig = { ...DefaultDrawerConfig, ...config };
   const {
diff --git a/src/views/Drawer/DrawerView.js b/src/views/Drawer/DrawerView.js
index 8062fab..3ba29e0 100644
--- a/src/views/Drawer/DrawerView.js
+++ b/src/views/Drawer/DrawerView.js
@@ -33,9 +33,9 @@ export type DrawerViewConfig = {
   drawerLockMode?: 'unlocked' | 'locked-closed' | 'locked-open',
   drawerWidth?: number | (() => number),
   drawerPosition?: 'left' | 'right',
-  drawerOpenRoute: string,
-  drawerCloseRoute: string,
-  drawerToggleRoute: string,
+  drawerOpenRoute?: string,
+  drawerCloseRoute?: string,
+  drawerToggleRoute?: string,
   contentComponent?: React.ComponentType<*>,
   contentOptions?: {},
   style?: ViewStyleProp,
@@ -44,11 +44,21 @@ export type DrawerViewConfig = {
   screenProps?: {},
 };
 
-export type DrawerViewPropsExceptRouter = DrawerViewConfig & {
-  navigation: NavigationScreenProp<NavigationState>,
-};
+export type DrawerViewProps = {
+  drawerLockMode?: 'unlocked' | 'locked-closed' | 'locked-open',
+  drawerWidth: number | (() => number),
+  drawerPosition: 'left' | 'right',
+  drawerOpenRoute: string,
+  drawerCloseRoute: string,
+  drawerToggleRoute: string,
+  contentComponent: React.ComponentType<*>,
+  contentOptions?: {},
+  style?: ViewStyleProp,
+  useNativeAnimations: boolean,
+  drawerBackgroundColor: string,
+  screenProps?: {},
 
-export type DrawerViewProps = DrawerViewPropsExceptRouter & {
+  navigation: NavigationScreenProp<NavigationState>,
   router: NavigationRouter<NavigationState, NavigationDrawerScreenOptions>,
 };