diff --git a/src/presentation/components/Scripts/Menu/TheOsChanger.vue b/src/presentation/components/Scripts/Menu/TheOsChanger.vue
index 6c3e2a49..2997060f 100644
--- a/src/presentation/components/Scripts/Menu/TheOsChanger.vue
+++ b/src/presentation/components/Scripts/Menu/TheOsChanger.vue
@@ -24,7 +24,7 @@ import { ApplicationFactory } from '@/application/ApplicationFactory';
 @Component
 export default class TheOsChanger extends StatefulVue {
   public allOses: Array<{ name: string, os: OperatingSystem }> = [];
-  public currentOs?: OperatingSystem = undefined;
+  public currentOs?: OperatingSystem = null;
 
   public async created() {
     const app = await ApplicationFactory.Current.getAppAsync();