diff --git a/src/RsvpResponse.php b/src/RsvpResponse.php
deleted file mode 100644
index 4d5c6f9..0000000
--- a/src/RsvpResponse.php
+++ /dev/null
@@ -1,11 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace App;
-
-final class RsvpResponse
-{
-    public const RESPONSE_NO = 'no';
-    public const RESPONSE_YES = 'yes';
-}
diff --git a/tests/EventRepositoryContractTest.php b/tests/EventRepositoryContractTest.php
index d763d11..68533e4 100644
--- a/tests/EventRepositoryContractTest.php
+++ b/tests/EventRepositoryContractTest.php
@@ -13,7 +13,7 @@ trait EventRepositoryContractTest
     {
         $attendees = $this->repository->getConfirmedAttendees();
 
-        $this->assertCount(3, $attendees);
+        $this->assertFalse($attendees->pluck('is_attending')->contains(false));
     }
 
     /** @test */
@@ -21,6 +21,6 @@ trait EventRepositoryContractTest
     {
         $attendees = $this->repository->getConfirmedAttendees();
 
-        $this->assertCount(3, $attendees);
+        $this->assertFalse($attendees->pluck('is_host')->contains(true));
     }
 }
diff --git a/tests/FakeEventRepository.php b/tests/FakeEventRepository.php
index 50ecee9..b27e696 100644
--- a/tests/FakeEventRepository.php
+++ b/tests/FakeEventRepository.php
@@ -5,24 +5,22 @@ declare(strict_types=1);
 namespace App\Tests;
 
 use App\EventRepository;
-use App\RsvpResponse;
 use Tightenco\Collect\Support\Collection;
 
 final class FakeEventRepository implements EventRepository
 {
     private static array $rsvps = [
-        ['name' => 'Oliver Davies.', 'response' => RsvpResponse::RESPONSE_YES, 'is_host' => true],
-        ['name' => 'matthew s.', 'response' => RsvpResponse::RESPONSE_YES, 'is_host' => false],
-        ['name' => 'Michael P.', 'response' => RsvpResponse::RESPONSE_YES, 'is_host' => false],
-        ['name' => 'Kathryn "Kat" R.', 'response' => RsvpResponse::RESPONSE_YES, 'is_host' => false],
-        ['name' => 'Did not attend', 'response' => RsvpResponse::RESPONSE_NO, 'is_host' => false],
+        ['name' => 'Oliver Davies.', 'is_attending' => true, 'is_host' => true],
+        ['name' => 'matthew s.', 'is_attending' => true, 'is_host' => false],
+        ['name' => 'Michael P.', 'is_attending' => true, 'is_host' => false],
+        ['name' => 'Kathryn "Kat" R.', 'is_attending' => true, 'is_host' => false],
+        ['name' => 'Did not attend', 'is_attending' => false, 'is_host' => false],
     ];
 
     public function getConfirmedAttendees(): Collection
     {
         return Collection::make(self::$rsvps)
-            ->filter(fn (array $attendee): bool => $attendee['response']
-                == RsvpResponse::RESPONSE_YES)
+            ->filter(fn (array $attendee): bool => $attendee['is_attending'])
             ->filter(fn (array $attendee): bool => !$attendee['is_host'])
             ;
     }