diff --git a/tests/API/ApiDocControllerTest.php b/tests/API/ApiDocControllerTest.php
index baaaa5148..6025ee348 100644
--- a/tests/API/ApiDocControllerTest.php
+++ b/tests/API/ApiDocControllerTest.php
@@ -75,6 +75,7 @@ class ApiDocControllerTest extends AbstractControllerBaseTestCase
             '/api/customers/{id}/rates/{rateId}',
             '/api/invoices',
             '/api/invoices/{id}',
+            '/api/invoices/{id}/download',
             '/api/projects',
             '/api/projects/{id}',
             '/api/projects/{id}/meta',