diff --git a/app/views/admin/poll/booth_assignments/_booth_assignment.html.erb b/app/views/admin/poll/booth_assignments/_booth_assignment.html.erb
index d78f7be8b..8fb944e9c 100644
--- a/app/views/admin/poll/booth_assignments/_booth_assignment.html.erb
+++ b/app/views/admin/poll/booth_assignments/_booth_assignment.html.erb
@@ -14,7 +14,7 @@
                 method: :delete,
                 remote: true,
                 title: t("admin.booth_assignments.manage.actions.unassign"),
-                class: "button hollow alert" %>
+                class: "button hollow alert #{@poll.expired? ? 'disabled' : ''}" %>
   </td>
 <% else %>
   <td>
@@ -26,6 +26,6 @@
                 method: :post,
                 remote: true,
                 title: t("admin.booth_assignments.manage.actions.assign"),
-                class: "button" %>
+                class: "button #{@poll.expired? ? 'disabled' : ''}" %>
   </td>
 <% end %>