diff --git a/auth/cas/login.php b/auth/cas/login.php
index db6b77bc499..b5c2c166d92 100644
--- a/auth/cas/login.php
+++ b/auth/cas/login.php
@@ -4,7 +4,7 @@
 //CHANGELOG:
 //05.03.2005 replace /login/index.php
 
-    require_once($CFG->dirroot.'/auth/cas/caslogin.php');
+    require_once($CFG->dirroot.'/auth/cas/lib.php');
 
     //Define variables used in page
     if (!$site = get_site()) {