diff --git a/backend/internal/server/server.go b/backend/internal/server/server.go
index b91962d..82ad078 100644
--- a/backend/internal/server/server.go
+++ b/backend/internal/server/server.go
@@ -182,9 +182,10 @@ func (s *Server) Start(ctx context.Context) error {
 			// In that case, CreateCompany will fail on CNPJ constraint.
 
 			err := s.svc.RegisterAccount(ctx, company, &domain.User{
-				Role:  "Admin",
-				Name:  s.cfg.AdminName,
-				Email: s.cfg.AdminEmail,
+				Role:     "Admin",
+				Name:     s.cfg.AdminName,
+				Username: s.cfg.AdminUsername,
+				Email:    s.cfg.AdminEmail,
 			}, s.cfg.AdminPassword)
 
 			if err != nil {