diff --git a/server/test/small.factory.ts b/server/test/small.factory.ts
index 04654552a3..e6b55b608a 100644
--- a/server/test/small.factory.ts
+++ b/server/test/small.factory.ts
@@ -242,6 +242,7 @@ const activityFactory = (activity: Partial<Activity> = {}) => {
     userId,
     user: userFactory({ id: userId }),
     assetId: newUuid(),
+    assetIds: null,
     albumId: newUuid(),
     createdAt: newDate(),
     updatedAt: newDate(),