diff --git a/tests/SIGCM2.Api.Tests/Auth/AuthControllerTests.cs b/tests/SIGCM2.Api.Tests/Auth/AuthControllerTests.cs
index c218178..d359292 100644
--- a/tests/SIGCM2.Api.Tests/Auth/AuthControllerTests.cs
+++ b/tests/SIGCM2.Api.Tests/Auth/AuthControllerTests.cs
@@ -47,6 +47,7 @@ public class AuthControllerTests
         Assert.False(string.IsNullOrWhiteSpace(nombre.GetString()), "'usuario.nombre' must not be empty");
         Assert.False(string.IsNullOrWhiteSpace(rol.GetString()), "'usuario.rol' must not be empty");
         Assert.Equal(JsonValueKind.Array, permisos.ValueKind);
+        Assert.Equal(21, permisos.GetArrayLength());
     }
 
     // Scenario: invalid credentials return 401 with opaque error