-<span *ngIf="value === true" class="glyphicon glyphicon-ok"></span>
-<span *ngIf="value === false" class="glyphicon glyphicon-remove"></span>
+<span *ngIf="value === true" class="glyphicon glyphicon-ok" i18n-aria-label aria-label="yes"></span>
+<span *ngIf="value === false" class="glyphicon glyphicon-remove" i18n-aria-label aria-label="no"></span>