diff --git a/src/storages/UserStore.test.ts b/src/storages/UserStore.test.ts
index 85cca61d..11f96cbd 100644
--- a/src/storages/UserStore.test.ts
+++ b/src/storages/UserStore.test.ts
@@ -1,10 +1,12 @@
+import { MockRelay } from '@nostrify/nostrify/test';
+
+import { assertEquals } from '@/deps-test.ts';
+import { UserStore } from '@/storages/UserStore.ts';
+
 import userBlack from '~/fixtures/events/kind-0-black.json' with { type: 'json' };
 import userMe from '~/fixtures/events/event-0-makes-repost-with-quote-repost.json' with { type: 'json' };
 import blockEvent from '~/fixtures/events/kind-10000-black-blocks-user-me.json' with { type: 'json' };
 import event1authorUserMe from '~/fixtures/events/event-1-quote-repost-will-be-reposted.json' with { type: 'json' };
-import { NCache } from 'jsr:@nostrify/nostrify';
-import { UserStore } from '@/storages/UserStore.ts';
-import { assertEquals } from '@/deps-test.ts';
 
 Deno.test('query events of users that are not blocked', async () => {
   const userBlackCopy = structuredClone(userBlack);
@@ -12,7 +14,7 @@ Deno.test('query events of users that are not blocked', async () => {
   const blockEventCopy = structuredClone(blockEvent);
   const event1authorUserMeCopy = structuredClone(event1authorUserMe);
 
-  const db = new NCache({ max: 100 });
+  const db = new MockRelay();
 
   const store = new UserStore(userBlackCopy.pubkey, db);