diff --git a/server/api/api/v1/notifications/index.ts b/server/api/api/v1/notifications/index.ts
index 3d120245..a78c0494 100644
--- a/server/api/api/v1/notifications/index.ts
+++ b/server/api/api/v1/notifications/index.ts
@@ -99,7 +99,9 @@ export default apiRoute<typeof meta, typeof schema>(
                                 : undefined,
                             min_id ? gt(notification.id, min_id) : undefined,
                             eq(notification.notifiedId, user.id),
-                            eq(notification.accountId, account_id),
+                            account_id
+                                ? eq(notification.accountId, account_id)
+                                : undefined,
                             not(eq(notification.accountId, user.id)),
                             types
                                 ? inArray(notification.type, types)