diff --git a/tests/e2e/Controllers/ScheduledNodeControllerTest.php b/tests/e2e/Controllers/ScheduledNodeControllerTest.php
index 085a6d8..0a7c57e 100644
--- a/tests/e2e/Controllers/ScheduledNodeControllerTest.php
+++ b/tests/e2e/Controllers/ScheduledNodeControllerTest.php
@@ -225,4 +225,28 @@ class ScheduledNodeControllerTest extends TestCase
         $body = json_decode((string) $response->getBody(), true);
         $this->assertEquals([], $body);
     }
+
+    public function test_returns_404_when_use_case_throws_domain_exception(): void
+    {
+        $unknownUser = new User(
+            id: 999,
+            email: new EmailAddress('ghost@test.com'),
+            passwordHash: '',
+            isAdmin: false,
+        );
+
+        $response = $this->controller->getScheduledNodes(
+            $this->makeRequest('2025-01-02', $unknownUser),
+            new Response(),
+            $this->getTodaysSchedule,
+        );
+
+        $this->assertEquals(404, $response->getStatusCode());
+        $body = json_decode((string) $response->getBody(), true);
+        $this->assertArrayHasKey('error', $body);
+        $this->assertEquals(
+            'User with id: 999 doesnt exist',
+            $body['error']
+        );
+    }
 }