From eda605c534f376868b9a515fc1a414b99389a8de Mon Sep 17 00:00:00 2001
From: Daniel Dietzler <36593685+danieldietzler@users.noreply.github.com>
Date: Wed, 15 Jul 2026 20:32:53 +0200
Subject: [PATCH] fix(web): clear birth date (#29959)

---
 web/src/lib/modals/PersonEditBirthDateModal.svelte | 2 +-
 web/src/lib/services/person.service.ts             | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/web/src/lib/modals/PersonEditBirthDateModal.svelte b/web/src/lib/modals/PersonEditBirthDateModal.svelte
index 4d6fa47ffc..6199c7b482 100644
--- a/web/src/lib/modals/PersonEditBirthDateModal.svelte
+++ b/web/src/lib/modals/PersonEditBirthDateModal.svelte
@@ -15,7 +15,7 @@
   let birthDate = $derived(person.birthDate ? DateTime.fromISO(person.birthDate) : undefined);
 
   const onSubmit = async () => {
-    const success = await handleUpdatePersonBirthDate(person, birthDate?.toISODate() ?? '');
+    const success = await handleUpdatePersonBirthDate(person, birthDate?.toISODate() ?? null);
     if (success) {
       onClose();
     }
diff --git a/web/src/lib/services/person.service.ts b/web/src/lib/services/person.service.ts
index 7cdc4af540..c51a7d42bf 100644
--- a/web/src/lib/services/person.service.ts
+++ b/web/src/lib/services/person.service.ts
@@ -99,7 +99,7 @@ const handleShowPerson = async (person: { id: string }) => {
   }
 };
 
-export const handleUpdatePersonBirthDate = async (person: PersonResponseDto, birthDate: string) => {
+export const handleUpdatePersonBirthDate = async (person: PersonResponseDto, birthDate: string | null) => {
   const $t = await getFormatter();
 
   try {