diff --git a/plugins/system/webauthn/src/PluginTraits/AjaxHandlerLogin.php b/plugins/system/webauthn/src/PluginTraits/AjaxHandlerLogin.php
index 7c0c197290009..1b1398466264a 100644
--- a/plugins/system/webauthn/src/PluginTraits/AjaxHandlerLogin.php
+++ b/plugins/system/webauthn/src/PluginTraits/AjaxHandlerLogin.php
@@ -113,7 +113,7 @@ public function onAjaxWebauthnLogin(AjaxLogin $event): void
             Log::add(sprintf("Received login failure. Message: %s", $e->getMessage()), Log::ERROR, 'webauthn.system');
 
             // This also enqueues the login failure message for display after redirection. Look for JLog in that method.
-            $this->processLoginFailure($response, null, 'system');
+            $this->processLoginFailure($response);
         } finally {
             /**
              * This code needs to run no matter if the login succeeded or failed. It prevents replay attacks and takes