diff --git a/backend/src/lib/prisma.ts b/backend/src/lib/prisma.ts
index 7cbd1f6..0ea5168 100644
--- a/backend/src/lib/prisma.ts
+++ b/backend/src/lib/prisma.ts
@@ -3,8 +3,8 @@ import { PrismaPg } from '@prisma/adapter-pg';
 import { PrismaClient } from '../generated/prisma/index.js';
 
 const globalForPrisma = global as unknown as {
-  prisma: PrismaClient;
-  pool: pg.Pool;
+  prisma?: PrismaClient;
+  pool?: pg.Pool;
 };
 
 const connectionString = process.env.DATABASE_URL;