diff --git a/src/frontend/app/administration/customField/custom-fields-administration.component.html b/src/frontend/app/administration/customField/custom-fields-administration.component.html
index 454b8121ec83498bb81361d277fc43fa445ee3d8..52b592096f5e066491af94b730487d0baf99811b 100644
--- a/src/frontend/app/administration/customField/custom-fields-administration.component.html
+++ b/src/frontend/app/administration/customField/custom-fields-administration.component.html
@@ -50,7 +50,7 @@
                                                 <mat-icon class="fas fa-database" style="height: auto;"></mat-icon>
                                             </button>
                                             <button *ngIf="custom.mode === 'form'; else elseBlock" mat-mini-fab color="primary" style="margin-left: 4px;" title="{{'lang.displayAsTechnicalData' | translate}}"
-                                                (click)="mode='tchnical'">
+                                                (click)="mode='technical'">
                                                 <mat-icon class="fas fa-code" style="height: auto;"></mat-icon>
                                             </button>
                                             <ng-template #elseBlock>
diff --git a/src/frontend/app/administration/customField/custom-fields-administration.component.ts b/src/frontend/app/administration/customField/custom-fields-administration.component.ts
index f7420ea71759cad662602af8a567e481c5a810d7..e5b057cbd88bfa488dd0e301a63fbc490254dd94 100644
--- a/src/frontend/app/administration/customField/custom-fields-administration.component.ts
+++ b/src/frontend/app/administration/customField/custom-fields-administration.component.ts
@@ -64,7 +64,7 @@ export class CustomFieldsAdministrationComponent implements OnInit {
     ];
     customFields: any[] = [];
     customFieldsClone: any[] = [];
-    mode: String = 'form';
+    mode: string = 'form';
 
     incrementCreation: number = 1;