diff --git a/htdocs/supplier_proposal/admin/supplier_proposal_extrafields.php b/htdocs/supplier_proposal/admin/supplier_proposal_extrafields.php
index 3a0f1eed273..1b5c08119d1 100644
--- a/htdocs/supplier_proposal/admin/supplier_proposal_extrafields.php
+++ b/htdocs/supplier_proposal/admin/supplier_proposal_extrafields.php
@@ -76,13 +76,13 @@ $extrafields->fetch_name_optionals_label($elementtype);
 print "<table summary=\"listofattributes\" class=\"noborder\" width=\"100%\">";
 
 print '<tr class="liste_titre">';
-print '<td align="center">'.$langs->trans("Position").'</td>';
+print '<td class="center">'.$langs->trans("Position").'</td>';
 print '<td>'.$langs->trans("Label").'</td>';
 print '<td>'.$langs->trans("AttributeCode").'</td>';
 print '<td>'.$langs->trans("Type").'</td>';
-print '<td align="right">'.$langs->trans("Size").'</td>';
-print '<td align="center">'.$langs->trans("Unique").'</td>';
-print '<td align="center">'.$langs->trans("Required").'</td>';
+print '<td class="right">'.$langs->trans("Size").'</td>';
+print '<td class="center">'.$langs->trans("Unique").'</td>';
+print '<td class="center">'.$langs->trans("Required").'</td>';
 print '<td width="80">&nbsp;</td>';
 print "</tr>\n";
 
@@ -93,10 +93,10 @@ foreach($extrafields->attribute_type as $key => $value)
     print "<td>".$extrafields->attribute_label[$key]."</td>\n";
     print "<td>".$key."</td>\n";
     print "<td>".$type2label[$extrafields->attribute_type[$key]]."</td>\n";
-    print '<td align="right">'.$extrafields->attribute_size[$key]."</td>\n";
-    print '<td align="center">'.yn($extrafields->attribute_unique[$key])."</td>\n";
-    print '<td align="center">'.yn($extrafields->attribute_required[$key])."</td>\n";
-    print '<td align="right"><a href="'.$_SERVER["PHP_SELF"].'?action=edit&attrname='.$key.'">'.img_edit().'</a>';
+    print '<td class="right">'.$extrafields->attribute_size[$key]."</td>\n";
+    print '<td class="center">'.yn($extrafields->attribute_unique[$key])."</td>\n";
+    print '<td class="center">'.yn($extrafields->attribute_required[$key])."</td>\n";
+    print '<td class="right"><a href="'.$_SERVER["PHP_SELF"].'?action=edit&attrname='.$key.'">'.img_edit().'</a>';
     print "&nbsp; <a href=\"".$_SERVER["PHP_SELF"]."?action=delete&attrname=$key\">".img_delete()."</a></td>\n";
     print "</tr>";
     //      $i++;