diff --git a/app/api/mailing/route.ts b/app/api/mailing/route.ts
index 15b0a28..ffcaf21 100644
--- a/app/api/mailing/route.ts
+++ b/app/api/mailing/route.ts
@@ -29,7 +29,7 @@ export async function GET(request: Request) {
     }
   });
 
-  if (!users) {
+  if (users.length === 0) {
     return new NextResponse('No users.', {
       status: 200
     });