diff --git a/packages/backend/test-federation/test/user.test.ts b/packages/backend/test-federation/test/user.test.ts
index 634b2171e4..ebbe9ff5ba 100644
--- a/packages/backend/test-federation/test/user.test.ts
+++ b/packages/backend/test-federation/test/user.test.ts
@@ -380,7 +380,7 @@ describe('User', () => {
 				strictEqual(followers.length, 1); // followed by Bob
 
 				await alice.client.request('i/delete-account', { password: alice.password });
-				await sleep(1000);
+				await sleep();
 
 				const following = await bob.client.request('users/following', { userId: bob.id });
 				strictEqual(following.length, 0); // no following relation
diff --git a/packages/backend/test-federation/test/utils.ts b/packages/backend/test-federation/test/utils.ts
index db8da5025a..2779eb7e81 100644
--- a/packages/backend/test-federation/test/utils.ts
+++ b/packages/backend/test-federation/test/utils.ts
@@ -36,7 +36,7 @@ export type Request = <
 
 type Host = 'a.test' | 'b.test';
 
-export async function sleep(ms = 200): Promise<void> {
+export async function sleep(ms = 250): Promise<void> {
 	return new Promise(resolve => setTimeout(resolve, ms));
 }