diff --git a/src/controllers/api/ditto.ts b/src/controllers/api/ditto.ts
index f7138d9f..e756ffa8 100644
--- a/src/controllers/api/ditto.ts
+++ b/src/controllers/api/ditto.ts
@@ -5,7 +5,7 @@ import { AppController } from '@/app.ts';
 import { Conf } from '@/config.ts';
 import { addTag } from '@/utils/tags.ts';
 import { getAuthor } from '@/queries.ts';
-import { createEvent, paginated, parseBody, updateEvent } from '@/utils/api.ts';
+import { createEvent, paginated, parseBody, updateAdminEvent } from '@/utils/api.ts';
 import { getInstanceMetadata } from '@/utils/instance.ts';
 import { deleteTag } from '@/utils/tags.ts';
 import { DittoEvent } from '@/interfaces/DittoEvent.ts';
@@ -311,7 +311,7 @@ export const updateInstanceController: AppController = async (c) => {
     return c.json(result.error, 422);
   }
 
-  await updateEvent(
+  await updateAdminEvent(
     { kinds: [0], authors: [pubkey], limit: 1 },
     async (_) => {
       const meta = await getInstanceMetadata(await Storages.db(), c.req.raw.signal);
diff --git a/src/utils/api.ts b/src/utils/api.ts
index e7766979..7d1e2122 100644
--- a/src/utils/api.ts
+++ b/src/utils/api.ts
@@ -111,12 +111,12 @@ function updateListAdminEvent(
 /** Fetch existing event, update it, then publish the new admin event. */
 async function updateAdminEvent<E extends EventStub>(
   filter: UpdateEventFilter,
-  fn: (prev: NostrEvent | undefined) => E,
+  fn: (prev: NostrEvent | undefined) => E | Promise<E>,
   c: AppContext,
 ): Promise<NostrEvent> {
   const store = await Storages.db();
   const [prev] = await store.query([filter], { limit: 1, signal: c.req.raw.signal });
-  return createAdminEvent(fn(prev), c);
+  return createAdminEvent(await fn(prev), c);
 }
 
 function updateUser(pubkey: string, n: Record<string, boolean>, c: AppContext): Promise<NostrEvent> {