diff --git a/tests/endpoint_handlers/AuthRegistrationExecutor_TEST.cpp b/tests/endpoint_handlers/AuthRegistrationExecutor_TEST.cpp
index 2ba0026..379e69b 100644
--- a/tests/endpoint_handlers/AuthRegistrationExecutor_TEST.cpp
+++ b/tests/endpoint_handlers/AuthRegistrationExecutor_TEST.cpp
@@ -72,6 +72,12 @@ BOOST_FIXTURE_TEST_CASE(AuthRegistrationExecutor_Succesfull_User_Login, AuthFixt
 
 BOOST_FIXTURE_TEST_CASE(AuthRegistrationExecutor_Unsuccesfull_User_Registration, AuthFixture<RouteAuthRegistrationExecutor>)
 {
+  user_dao->Create(
+    user {
+      .login = "MyLogin123456780"s + uuid,
+      .hashed_password = HashPassword("Qwerty123456"s)}
+    );
+
   value req_body;
 
   req_body.emplace_object();