diff --git a/src/modules/Elsa.Identity/Endpoints/Login/RequestValidator.cs b/src/modules/Elsa.Identity/Endpoints/Login/RequestValidator.cs
new file mode 100644
index 000000000..a652384d5
--- /dev/null
+++ b/src/modules/Elsa.Identity/Endpoints/Login/RequestValidator.cs
@@ -0,0 +1,15 @@
+using FastEndpoints;
+using FluentValidation;
+using JetBrains.Annotations;
+
+namespace Elsa.Identity.Endpoints.Login;
+
+[PublicAPI]
+internal class RequestValidator : Validator<Request>
+{
+    public RequestValidator()
+    {
+        RuleFor(x => x.Username).NotNull();
+        RuleFor(x => x.Password).NotNull();
+    }
+}
\ No newline at end of file