diff --git a/rifaserver/templates/seller_purchases.html b/rifaserver/templates/seller_purchases.html
index aeeeca2..6c0a538 100644
--- a/rifaserver/templates/seller_purchases.html
+++ b/rifaserver/templates/seller_purchases.html
@@ -18,8 +18,8 @@
       <td>{{ purchase.total_numbers }}</td>
       <td>
         <div class="btn-group" role="group">
-          <a class="btn btn-primary" href="/numeros/{{ purchase.id }}" target="_blank">Abrir</a>
-          <button class="btn btn-secondary copy-button" data-link="/numeros/{{ purchase.id }}">Copiar</button>
+          <a class="btn btn-primary" href="{{ url_for('numbers_screen', purchase_id=purchase.id) }}" target="_blank">Abrir</a>
+          <button class="btn btn-secondary copy-button" data-link="{{ url_for('numbers_screen', purchase_id=purchase.id, _external=True) }}">Copiar</button>
         </div>
       </td>
     </tr>