diff --git a/AsbCloudWebApi/Controllers/AuthController.cs b/AsbCloudWebApi/Controllers/AuthController.cs
index 225af77d..6cf23e7e 100644
--- a/AsbCloudWebApi/Controllers/AuthController.cs
+++ b/AsbCloudWebApi/Controllers/AuthController.cs
@@ -63,7 +63,7 @@ namespace AsbCloudWebApi.Controllers
         {
             const string roleName = "Администратор";
             if (!User.IsInRole(roleName))
-                return Forbid($"You must be in {roleName}.");
+                return Forbid($"You must be an {roleName}.");
 
             var code = authService.Register(user);
             return code switch