diff --git a/frontend/src/app/ntt-gantt/ntt-gantt.component.ts b/frontend/src/app/ntt-gantt/ntt-gantt.component.ts
index cee4900..d327bdc 100644
--- a/frontend/src/app/ntt-gantt/ntt-gantt.component.ts
+++ b/frontend/src/app/ntt-gantt/ntt-gantt.component.ts
@@ -202,7 +202,7 @@ export class NttGanttComponent implements OnInit {
    * @param dataService injects the dataService for data management and backend communication
    * @param matDialog injects the matDialog
    */
-  constructor(public languageService: LanguageService, public dataService: DataService, public matDialog: MatDialog, private _snackBar: MatSnackBar, public errorService: ErrorService, private location: Location, private dateAdapter: DateAdapter<Date>) {
+  constructor(@Inject(APP_CONFIG) config: AppConfig, public languageService: LanguageService, public dataService: DataService, public matDialog: MatDialog, private _snackBar: MatSnackBar, public errorService: ErrorService, private location: Location, private dateAdapter: DateAdapter<Date>) {
     this.config=config;
     this.initLanguge(true);
   }