diff --git a/modules/casserver/www/serviceValidate.php b/modules/casserver/www/serviceValidate.php
index 53c712114d865e5c2b9c577b239a8bb475203291..e893a815a246bb31a2ee93f7bd7f4eb0da94b44f 100644
--- a/modules/casserver/www/serviceValidate.php
+++ b/modules/casserver/www/serviceValidate.php
@@ -83,7 +83,7 @@ function returnResponse($value, $function, $usrname = '', $attributes = array(),
 		'</cas:authenticationSuccess>
 </cas:serviceResponse>';
 		} else {
-			echo 'YES' . "\n" . $username;
+			echo 'YES' . "\n" . $usrname;
 		}
 	} else {
 		if ($function == 'serviceValidate') {
@@ -98,4 +98,4 @@ function returnResponse($value, $function, $usrname = '', $attributes = array(),
 	}
 }
 
-?>
\ No newline at end of file
+?>