diff --git a/projects/notification-electron/src/lib/services/notification.service.ts b/projects/notification-electron/src/lib/services/notification.service.ts
index 014cbb7..126d9c4 100644
--- a/projects/notification-electron/src/lib/services/notification.service.ts
+++ b/projects/notification-electron/src/lib/services/notification.service.ts
@@ -148,10 +148,10 @@ class WindowPooler {
   }
 }
 
-type Activated = {
+interface Activated {
   notification: Notification;
   browserWindow: Electron.BrowserWindow;
-};
+}
 
 export class NotificationService {
   private readonly __defaultOptions: DefaultOptions;
@@ -482,8 +482,6 @@ export class NotificationService {
   }
 
   private __templateUrl(notification: Notification): string {
-    let u: string = '';
-
     const filePath2Url = (filePath: string) => {
       return url.format({
         protocol: 'file:',