diff --git a/www/saml2/sp/SingleLogoutService.php b/www/saml2/sp/SingleLogoutService.php
index 22e84ad508debb3796a69b80d80b017ce5ec01c1..d13e7491626674b980e175fe7f94018c51c54456 100644
--- a/www/saml2/sp/SingleLogoutService.php
+++ b/www/saml2/sp/SingleLogoutService.php
@@ -58,7 +58,7 @@ if (isset($_GET['SAMLRequest'])) {
 	$httpredirect = new SimpleSAML_Bindings_SAML20_HTTPRedirect($config, $metadata);
 	
 	// Send the Logout response using HTTP POST binding.
-	$httpredirect->sendMessage($logoutResponseXML, $requester, $logoutrequest->getRelayState(), 'SingleLogoutService', 'SAMLResponse');
+	$httpredirect->sendMessage($logoutResponseXML, $requester, $logoutrequest->getRelayState(), 'SingleLogoutServiceResponse', 'SAMLResponse');
 
 } elseif(isset($_GET['SAMLResponse'])) {