diff --git a/modules/openid/www/linkback.php b/modules/openid/www/linkback.php
index d63286b18130521135775d94da1f98eb2a08b9d7..180f9e18e3e081b1d5e9a52f2ac1a0ba8440a7c5 100644
--- a/modules/openid/www/linkback.php
+++ b/modules/openid/www/linkback.php
@@ -1,7 +1,5 @@
 <?php
 
-$config = SimpleSAML_Configuration::getInstance();
-
 /* Find the authentication state. */
 if (!array_key_exists('AuthState', $_REQUEST) || empty($_REQUEST['AuthState'])) {
 	throw new SimpleSAML_Error_BadRequest('Missing mandatory parameter: AuthState');