diff --git a/src/app/services/auth.service.ts b/src/app/services/auth.service.ts
index 23006e92edf45f11a73ed0791761fde5791f9863..9834bd0077a68ea597950c43c3f40ba3dc93d3b2 100644
--- a/src/app/services/auth.service.ts
+++ b/src/app/services/auth.service.ts
@@ -37,7 +37,7 @@ export class AuthService {
     return false;
   }
 
-  public getExpiration(): DateTime {
+  private getExpiration(): DateTime {
     return DateTime.fromISO(this.userValue.expiresAt, { zone: 'Europe/Paris' });
   }