diff --git a/htdocs/core/lib/security2.lib.php b/htdocs/core/lib/security2.lib.php
index 7c2c1d897e88be69c73493cd46e0e72dca4a7ff8..3d1b69279f67c8ce1683616f419bb8f053c9e44f 100644
--- a/htdocs/core/lib/security2.lib.php
+++ b/htdocs/core/lib/security2.lib.php
@@ -210,7 +210,7 @@ function dol_loginfunction($langs,$conf,$mysoc)
 	$hookmanager->executeHooks('getLoginPageOptions',$parameters);    // Note that $action and $object may have been modified by some hooks
 
 	// Login
-	$login = (! empty($hookmanager->resArray['username']) ? $hookmanager->resArray['username'] : (GETPOST("username","alpha",2) ? GETPOST("username","alpha",2) : $demologin));
+	$login = (! empty($hookmanager->resArray['username']) ? $hookmanager->resArray['username'] : (GETPOST("username","alpha") ? GETPOST("username","alpha") : $demologin));
 	$password = $demopassword;
 
 	// Show logo (search in order: small company logo, large company logo, theme logo, common logo)