diff --git a/apps/hub/app/(app)/admin/event/_components/Form.tsx b/apps/hub/app/(app)/admin/event/_components/Form.tsx
index eab98338..f765118c 100644
--- a/apps/hub/app/(app)/admin/event/_components/Form.tsx
+++ b/apps/hub/app/(app)/admin/event/_components/Form.tsx
@@ -256,7 +256,7 @@ export const Form = ({ event }: { event?: Event }) => {
 										<Calendar className="h-5 w-5" /> Teilnehmer
 									</h2>
 								}
-								searchFields={["User.firstname", "User.lastname"]}
+								searchFields={["User.firstname", "User.lastname", "User.publicId"]}
 								ref={appointmentsTableRef}
 								prismaModel={"participant"}
 								filter={{