diff --git a/packages/presentation/src/components/UserBox.svelte b/packages/presentation/src/components/UserBox.svelte
index 31218ea9b1..066155fbca 100644
--- a/packages/presentation/src/components/UserBox.svelte
+++ b/packages/presentation/src/components/UserBox.svelte
@@ -62,11 +62,11 @@
 
   const client = getClient()
 
-  async function updateSelected (value: Ref<Contact>) {
-    selected = await client.findOne(_class, { _id: value })
+  async function updateSelected (value: Ref<Contact> | null | undefined) {
+    selected = value ? await client.findOne(_class, { _id: value }) : undefined
   }
 
-  $: if (value != null) updateSelected(value)
+  $: updateSelected(value)
 
   function getName (obj: Contact): string {
     const isPerson = client.getHierarchy().isDerived(obj._class, contact.class.Person)