diff --git a/tests/endpoint_handlers/AuthLoginExecutor_TEST.cpp b/tests/endpoint_handlers/AuthLoginExecutor_TEST.cpp
index d6fae3d..e6ffe16 100644
--- a/tests/endpoint_handlers/AuthLoginExecutor_TEST.cpp
+++ b/tests/endpoint_handlers/AuthLoginExecutor_TEST.cpp
@@ -48,7 +48,7 @@ BOOST_FIXTURE_TEST_CASE(AuthRegistrationExecutor_Invalid_Login_Data, AuthFixture
 
   req_body.emplace_object();
 
-  req_body.as_object().emplace("login"s, "MyLogin123456780"s + kUUID);
+  req_body.as_object().emplace("login"s, "MyLogin123456780"s + uuid);
   req_body.as_object().emplace("password"s, "Qwerty123456"s);
 
   req.body() = serialize(req_body);
@@ -82,11 +82,11 @@ BOOST_FIXTURE_TEST_CASE(AuthRegistrationExecutor_Succesful_Login, AuthFixture)
 {
   value req_body;
 
-  user_dao->Create({""s, "MyLogin123456780"s + kUUID, HashPassword("Qwerty123456"s)});
+  user_dao->Create({""s, "MyLogin123456780"s + uuid, HashPassword("Qwerty123456"s)});
 
   req_body.emplace_object();
 
-  req_body.as_object().emplace("login"s, "MyLogin123456780"s + kUUID);
+  req_body.as_object().emplace("login"s, "MyLogin123456780"s + uuid);
   req_body.as_object().emplace("password"s, "Qwerty123456"s);
 
   req.body() = serialize(req_body);
diff --git a/tests/endpoint_handlers/AuthRegistrationExecutor_TEST.cpp b/tests/endpoint_handlers/AuthRegistrationExecutor_TEST.cpp
index cf365b2..7a78a71 100644
--- a/tests/endpoint_handlers/AuthRegistrationExecutor_TEST.cpp
+++ b/tests/endpoint_handlers/AuthRegistrationExecutor_TEST.cpp
@@ -60,7 +60,7 @@ BOOST_FIXTURE_TEST_CASE(AuthRegistrationExecutor_Succesfull_User_Login, AuthFixt
 
   req_body.emplace_object();
 
-  req_body.as_object().emplace("login"s, "MyLogin123456780"s + kUUID);
+  req_body.as_object().emplace("login"s, "MyLogin123456780"s + uuid);
   req_body.as_object().emplace("password"s, "Qwerty123456"s);
 
   req.body() = serialize(req_body);
@@ -76,7 +76,7 @@ BOOST_FIXTURE_TEST_CASE(AuthRegistrationExecutor_Unsuccesfull_User_Login, AuthFi
 
   req_body.emplace_object();
 
-  req_body.as_object().emplace("login"s, "MyLogin123456780"s + kUUID);
+  req_body.as_object().emplace("login"s, "MyLogin123456780"s + uuid);
   req_body.as_object().emplace("password"s, "Qwerty123456"s);
 
   req.body() = serialize(req_body);
diff --git a/tests/fixtures/AuthFixture.cpp b/tests/fixtures/AuthFixture.cpp
index f2ef819..5cea77f 100644
--- a/tests/fixtures/AuthFixture.cpp
+++ b/tests/fixtures/AuthFixture.cpp
@@ -12,7 +12,7 @@ using namespace std;
 namespace uad
 {
 AuthFixture::AuthFixture() :
-  kUUID(std::to_string(uad::Random())),
+  uuid(std::to_string(uad::Random())),
   argv(boost::unit_test::framework::master_test_suite().argv),
   mysql_credentials(argv[1]),
   mysql_session(new mysqlx::Session(mysql_credentials)),
diff --git a/tests/fixtures/AuthFixture.h b/tests/fixtures/AuthFixture.h
index 4cbcff3..0b79865 100644
--- a/tests/fixtures/AuthFixture.h
+++ b/tests/fixtures/AuthFixture.h
@@ -20,7 +20,7 @@ public:
                                                                boost::beast::http::string_body>;
   using Request = boost::beast::http::request<boost::beast::http::string_body,
                                               boost::beast::http::basic_fields<std::allocator<char>>>;
-  const std::string kUUID;
+  const std::string uuid;
   char** argv;
 
   const std::string mysql_credentials;