diff --git a/web/templates/admin/booking/grid.gohtml b/web/templates/admin/booking/grid.gohtml
index daa53d3..9419c87 100644
--- a/web/templates/admin/booking/grid.gohtml
+++ b/web/templates/admin/booking/grid.gohtml
@@ -43,7 +43,7 @@
                                 >{{ .Holder }}</div>
                             </td>
                         {{- else -}}
-                            <td data-booking-uri="/admin/bookings/new?campsite_type={{ $campsite.TypeSlug }}&amp;arrival_date={{ formatDateAttr $day }}"></td>
+                            <td data-booking-uri="/admin/bookings/new?campsite_type={{ $campsite.TypeSlug }}&amp;arrival_date={{ formatDateAttr $day }}&amp;campsite={{ $campsite.ID }}"></td>
                         {{- end }}
                     {{- end }}
                 {{- end }}