diff --git a/src/components/portal/portal-ticket-card.tsx b/src/components/portal/portal-ticket-card.tsx
index 7ac7244..15de559 100644
--- a/src/components/portal/portal-ticket-card.tsx
+++ b/src/components/portal/portal-ticket-card.tsx
@@ -82,12 +82,12 @@ export function PortalTicketCard({ ticket }: PortalTicketCardProps) {
             <span className="text-xs uppercase tracking-wide text-neutral-500">Status</span>
             <span className="font-medium text-neutral-800">{statusLabel[ticket.status]}</span>
           </div>
-          <div className="flex flex-col gap-1">
-            <span className="text-xs uppercase tracking-wide text-neutral-500">Responsável</span>
-            <span className="font-medium text-neutral-800">
-              {ticket.assignee ? ticket.assignee.name : "Ainda não atribuído"}
-            </span>
-          </div>
+          {ticket.assignee ? (
+            <div className="flex flex-col gap-1">
+              <span className="text-xs uppercase tracking-wide text-neutral-500">Responsável</span>
+              <span className="font-medium text-neutral-800">{ticket.assignee.name}</span>
+            </div>
+          ) : null}
           <div className="flex flex-col gap-1">
             <span className="text-xs uppercase tracking-wide text-neutral-500">Última atualização</span>
             <span className="font-medium text-neutral-800">{updatedAgo}</span>
diff --git a/src/components/portal/portal-ticket-detail.tsx b/src/components/portal/portal-ticket-detail.tsx
index c65a3d4..427de8c 100644
--- a/src/components/portal/portal-ticket-detail.tsx
+++ b/src/components/portal/portal-ticket-detail.tsx
@@ -169,7 +169,9 @@ export function PortalTicketDetail({ ticketId }: PortalTicketDetailProps) {
           <DetailItem label="Fila" value={ticket.queue ?? "Sem fila"} />
           <DetailItem label="Categoria" value={ticket.category?.name ?? "Não classificada"} />
           <DetailItem label="Solicitante" value={ticket.requester.name} subtitle={ticket.requester.email} />
-          <DetailItem label="Responsável" value={ticket.assignee?.name ?? "Ainda não atribuído"} />
+          {ticket.assignee ? (
+            <DetailItem label="Responsável" value={ticket.assignee.name} />
+          ) : null}
           <DetailItem label="Criado em" value={createdAt} />
           <DetailItem label="Última atualização" value={updatedAgo} />
         </CardContent>