diff --git a/cmd/main.go b/cmd/main.go
index 5052b4c..25a2a08 100644
--- a/cmd/main.go
+++ b/cmd/main.go
@@ -27,7 +27,7 @@ func main() {
 	}
 
 	//
-	fmt.Printf("authDBService up in %d port\n", config.App.Port)
+	fmt.Printf("authDBServer up (%s)\n", connStr)
 	eru := s.Serve(lis)
 	if eru != nil {
 		log.Fatal(eru)
diff --git a/internal/transport/grpc/grpc.go b/internal/transport/grpc/grpc.go
index 4d6d0f4..e278262 100644
--- a/internal/transport/grpc/grpc.go
+++ b/internal/transport/grpc/grpc.go
@@ -19,22 +19,22 @@ type user struct {
 	Confirmed bool
 }
 
-type gRPCServer struct {
+type authDBServer struct {
 	mu    sync.Mutex
 	users map[string]*user
 	api.UnimplementedAuthDBServer
 	id int32
 }
 
-func NewServer() *gRPCServer {
-	return &gRPCServer{
+func NewServer() *authDBServer {
+	return &authDBServer{
 		mu:    sync.Mutex{},
 		users: make(map[string]*user),
 		id:    0,
 	}
 }
 
-func (s *gRPCServer) Login(ctx context.Context, req *api.LoginRequest) (*api.LoginResponse, error) {
+func (s *authDBServer) Login(ctx context.Context, req *api.LoginRequest) (*api.LoginResponse, error) {
 	s.mu.Lock()
 	defer s.mu.Unlock()
 
@@ -59,7 +59,7 @@ func (s *gRPCServer) Login(ctx context.Context, req *api.LoginRequest) (*api.Log
 	}, nil
 }
 
-func (s *gRPCServer) Registration(ctx context.Context, req *api.RegistrationRequest) (*api.RegistrationResponse, error) {
+func (s *authDBServer) Registration(ctx context.Context, req *api.RegistrationRequest) (*api.RegistrationResponse, error) {
 	s.mu.Lock()
 	defer s.mu.Unlock()
 
@@ -115,7 +115,7 @@ func (s *gRPCServer) Registration(ctx context.Context, req *api.RegistrationRequ
 	}, nil
 }
 
-func (s *gRPCServer) Confirmation(ctx context.Context, req *api.ConfirmationRequest) (*api.ConfirmationResponse, error) {
+func (s *authDBServer) Confirmation(ctx context.Context, req *api.ConfirmationRequest) (*api.ConfirmationResponse, error) {
 	s.mu.Lock()
 	defer s.mu.Unlock()