diff --git a/htdocs/product/class/product.class.php b/htdocs/product/class/product.class.php
index 3df1393628a..bf87a32f3c9 100644
--- a/htdocs/product/class/product.class.php
+++ b/htdocs/product/class/product.class.php
@@ -3230,7 +3230,7 @@ class Product extends CommonObject
 		        $linkclose.=' alt="'.dol_escape_htmltag($label, 1).'"';
 		    }
 
-		    $linkclose.= ' title="'.dol_escape_htmltag($label, 1).'"';
+		    $linkclose.= ' title="'.dol_escape_htmltag($label, 1, 1).'"';
 		    $linkclose.=' class="classfortooltip"';
 		    
 		    if (! is_object($hookmanager))