diff --git a/pages/graphviz.php b/pages/graphviz.php
index 53e089fad..adc6b9e93 100644
--- a/pages/graphviz.php
+++ b/pages/graphviz.php
@@ -32,7 +32,7 @@ require_once(APPROOT.'/application/startup.inc.php');
 require_once(APPROOT.'/application/utils.inc.php');
 
 require_once(APPROOT.'/application/loginwebpage.class.inc.php');
-LoginWebPage::DoLogin(); // Check user rights and prompt if needed
+// LoginWebPage::DoLogin(); // Check user rights and prompt if needed
 
 /**
  * Escape a label (string) in a manner suitable for use with graphviz' DOT syntax