diff --git a/htdocs/contrat/list.php b/htdocs/contrat/list.php
index 10d5c288a3b05..b43e84cdd3090 100644
--- a/htdocs/contrat/list.php
+++ b/htdocs/contrat/list.php
@@ -1203,7 +1203,7 @@
 		}
 		// Zip
 		if (!empty($arrayfields['s.zip']['checked'])) {
-			print '<td class="nocellnopadd">';
+			print '<td class="center nocellnopadd">';
 			print $obj->zip;
 			print '</td>';
 			if (!$i) {