diff --git a/dashboard/src/components/MailboxDialog.vue b/dashboard/src/components/MailboxDialog.vue
index 623de8326..461ecd5e7 100644
--- a/dashboard/src/components/MailboxDialog.vue
+++ b/dashboard/src/components/MailboxDialog.vue
@@ -35,7 +35,8 @@ const domainHasIncomingEnabled = computed(() => {
 function onAddAlias() {
   aliases.value.push({
     name: '',
-    domain: '@' + dashboardDomain.value,
+    domain: dashboardDomain.value,
+    label: '@' + dashboardDomain.value,
   });
 }