diff --git a/www/saml2/idp/SingleLogoutService.php b/www/saml2/idp/SingleLogoutService.php
index 8ff5872d1dd343598336cfa10eb30c2c51f7f811..0f0c2fe4565818cc7fc941b29e2e19d3f90e7053 100644
--- a/www/saml2/idp/SingleLogoutService.php
+++ b/www/saml2/idp/SingleLogoutService.php
@@ -13,7 +13,7 @@ require_once('../../_include.php');
 use Exception;
 use SimpleSAML\Assert\Assert;
 use SimpleSAML\Error;
-use SimpleSAML\Idp;
+use SimpleSAML\IdP;
 use SimpleSAML\Logger;
 use SimpleSAML\Metadata;
 use SimpleSAML\Module;