diff --git a/src/NovaPermissionTool.php b/src/NovaPermissionTool.php
index 72ed5dc..d4f82bc 100644
--- a/src/NovaPermissionTool.php
+++ b/src/NovaPermissionTool.php
@@ -3,6 +3,8 @@
 namespace JeffersonSimaoGoncalves\NovaPermission;
 
 use Gate;
+use JeffersonSimaoGoncalves\NovaPermission\Nova\Role;
+use JeffersonSimaoGoncalves\NovaPermission\Nova\Permission;
 use JeffersonSimaoGoncalves\NovaPermission\Policy\PermissionPolicy;
 use JeffersonSimaoGoncalves\NovaPermission\Policy\RolePolicy;
 use Laravel\Nova\Nova;