diff --git a/tests/unit/ReservationTest.php b/tests/unit/ReservationTest.php
index 34ab327..7dcbf73 100644
--- a/tests/unit/ReservationTest.php
+++ b/tests/unit/ReservationTest.php
@@ -1,5 +1,6 @@
 <?php
 
+use App\Ticket;
 use App\Concert;
 use App\Reservation;
 use Illuminate\Foundation\Testing\WithoutMiddleware;
@@ -8,13 +9,14 @@ use Illuminate\Foundation\Testing\DatabaseTransactions;
 
 class ReservationTest extends TestCase
 {
-    use DatabaseMigrations;
-
     /** @test */
     function calculating_the_total_cost()
     {
-        $concert = factory(Concert::class)->create(['ticket_price' => 1200])->addTickets(3);
-        $tickets = $concert->findTickets(3);
+        $tickets = collect([
+            (object) ['price' => 1200],
+            (object) ['price' => 1200],
+            (object) ['price' => 1200],
+        ]);
 
         $reservation = new Reservation($tickets);