diff --git a/app/api/0pt/credits/balance/route.ts b/app/api/0pt/credits/balance/route.ts
index 0d9a42c..aa679de 100644
--- a/app/api/0pt/credits/balance/route.ts
+++ b/app/api/0pt/credits/balance/route.ts
@@ -1,5 +1,6 @@
 import { NextResponse, type NextRequest } from 'next/server';
 import { PostgresCreditLedger } from '@/src/document-workbench/credit-ledger';
+import { ensureTrialCredits, readTrialCredits } from '@/src/document-workbench/trial-credits';
 import { getRepositorySql, repositoryDatabaseUrl } from '@/src/repositories/db';
 import { resolveVerifiedScope } from '@/src/http/verified-scope';