diff --git a/htdocs/admin/index.php b/htdocs/admin/index.php
index 2889b38127b..beb12f04206 100644
--- a/htdocs/admin/index.php
+++ b/htdocs/admin/index.php
@@ -46,7 +46,7 @@ $form = new Form($db);
 print_fiche_titre($langs->trans("SetupArea"),'','setup');
 
 print "<br>";
-print '<center><img src="'.DOL_URL_ROOT.'/theme/dolibarr_logo_2.png" alt="Dolibarr logo"></center><br>';
+print '<center><img src="'.DOL_URL_ROOT.'/theme/dolibarr_logo.png" alt="Dolibarr logo"></center><br>';
 
 if ($mesg) print $mesg.'<br>';
 
diff --git a/htdocs/install/check.php b/htdocs/install/check.php
index 612b5eb374d..73396c9e6aa 100644
--- a/htdocs/install/check.php
+++ b/htdocs/install/check.php
@@ -49,7 +49,7 @@ dolibarr_install_syslog("check: Dolibarr install/upgrade process started");
 
 pHeader($langs->trans("DolibarrWelcome"),"");   // Etape suivante = license
 
-print '<center><img src="../theme/dolibarr_logo_2.png" alt="Dolibarr logo"></center><br>';
+print '<center><img src="../theme/dolibarr_logo.png" alt="Dolibarr logo"></center><br>';
 print "<br>\n";
 
 
diff --git a/htdocs/install/index.php b/htdocs/install/index.php
index 32fcdc5c401..3663f129949 100644
--- a/htdocs/install/index.php
+++ b/htdocs/install/index.php
@@ -1,5 +1,5 @@
 <?php
-/* Copyright (C) 2004-2005 Rodolphe Quiedeville <rodolphe@quiedeville.org> 
+/* Copyright (C) 2004-2005 Rodolphe Quiedeville <rodolphe@quiedeville.org>
  * Copyright (C) 2004-2007 Laurent Destailleur  <eldy@users.sourceforge.net>
  *
  * This program is free software; you can redistribute it and/or modify
@@ -49,7 +49,7 @@ $formadmin=new FormAdmin($db);
 pHeader("", "check");   // Etape suivante = index2
 
 
-print '<center><img src="../theme/dolibarr_logo_2.png"></center>';
+print '<center><img src="../theme/dolibarr_logo.png"></center>';
 
 // Propose la langue d'installation
 $langs->load("admin");
diff --git a/htdocs/lib/security.lib.php b/htdocs/lib/security.lib.php
index a53e343b9f6..68a5913f674 100644
--- a/htdocs/lib/security.lib.php
+++ b/htdocs/lib/security.lib.php
@@ -134,7 +134,7 @@ function dol_loginfunction($langs,$conf,$mysoc)
 	{
 		$urllogo=DOL_URL_ROOT.'/theme/dolibarr_logo.png';
 	}
-	print '<td rowspan="2" align="center"><img alt="logo" title="'.$title.'" src="'.$urllogo.'"';
+	print '<td rowspan="2" align="center"><img alt="Logo" title="'.$title.'" src="'.$urllogo.'"';
 	if ($width) print ' width="'.$width.'"';
 	print '></td>';
 	print '</tr>'."\n";
diff --git a/htdocs/public/demo/index.php b/htdocs/public/demo/index.php
index 3be467e563e..be1be5d3b6a 100644
--- a/htdocs/public/demo/index.php
+++ b/htdocs/public/demo/index.php
@@ -198,7 +198,7 @@ print "\n";
 print '<table style="font-size:14px;" summary="List of Dolibarr demos">';
 
 print '<tr><td>';
-print '<center><img src="'.DOL_URL_ROOT.'/theme/dolibarr_logo_2.png" alt="Dolibarr logo"></center><br>';
+print '<center><img src="'.DOL_URL_ROOT.'/theme/dolibarr_logo.png" alt="Dolibarr logo"></center><br>';
 print '<br>';
 
 print $langs->trans("DemoDesc").'<br>';