diff --git a/src/app/home/playlist.interface.ts b/src/app/home/playlist.interface.ts
index 9e4e091e5..98ede0f9d 100644
--- a/src/app/home/playlist.interface.ts
+++ b/src/app/home/playlist.interface.ts
@@ -26,6 +26,6 @@ export interface Playlist {
     userAgent?: string;
     filePath?: string;
     autoRefresh: boolean;
-    updateDate?: string;
+    updateDate?: number;
     updateState?: PlaylistUpdateState;
 }