diff --git a/ChangeLog b/ChangeLog
index ec201fa378e..50a0ff10131 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -169,7 +169,7 @@ Following changes may create regressions for some external modules, but were nec
 * If your database is PostgreSql, you must use version 9.1.0 or more (Dolibarr need the SQL function CONCAT)
 * If your database is MySql or MariaDB, you need at least version 5.1
 * Function set_price_level() has been renamed into setPriceLevel() to follow camelcase rules
-
+* Remove deprecated subtituion key __REFCLIENT__ (Replaced with __REF_CLIENT__)
 
 ***** ChangeLog for 13.0.3 compared to 13.0.2 *****
 
diff --git a/htdocs/core/lib/functions.lib.php b/htdocs/core/lib/functions.lib.php
index 48237bbc826..eab810692c6 100644
--- a/htdocs/core/lib/functions.lib.php
+++ b/htdocs/core/lib/functions.lib.php
@@ -6877,10 +6877,6 @@ function getCommonSubstitutionArray($outputlangs, $onlykey = 0, $exclude = null,
 			$substitutionarray['__DATE_DELIVERY_SS__'] = (isset($object->date_livraison) ? dol_print_date($object->date_livraison, "%S") : '');
 
 			// For backward compatibility
-			$substitutionarray['__REFCLIENT__'] = (isset($object->ref_client) ? $object->ref_client : (isset($object->ref_customer) ? $object->ref_customer : null));
-			$substitutionarray['__REFSUPPLIER__'] = (isset($object->ref_supplier) ? $object->ref_supplier : null);
-			$substitutionarray['__REFCLIENT__'] = (isset($object->ref_client) ? $object->ref_client : (isset($object->ref_customer) ? $object->ref_customer : null));
-			$substitutionarray['__REFSUPPLIER__'] = (isset($object->ref_supplier) ? $object->ref_supplier : null);
 			$substitutionarray['__SUPPLIER_ORDER_DATE_DELIVERY__'] = (isset($object->date_livraison) ? dol_print_date($object->date_livraison, 'day', 0, $outputlangs) : '');
 			$substitutionarray['__SUPPLIER_ORDER_DELAY_DELIVERY__'] = (isset($object->availability_code) ? ($outputlangs->transnoentities("AvailabilityType".$object->availability_code) != ('AvailabilityType'.$object->availability_code) ? $outputlangs->transnoentities("AvailabilityType".$object->availability_code) : $outputlangs->convToOutputCharset(isset($object->availability) ? $object->availability : '')) : '');
 
diff --git a/htdocs/core/tpl/card_presend.tpl.php b/htdocs/core/tpl/card_presend.tpl.php
index 9c1387d7d58..731cc580ea1 100644
--- a/htdocs/core/tpl/card_presend.tpl.php
+++ b/htdocs/core/tpl/card_presend.tpl.php
@@ -76,7 +76,7 @@ if ($action == 'presend') {
 	if (empty($object->ref_client)) {
 		$topicmail = $outputlangs->trans($defaulttopic, '__REF__');
 	} elseif (!empty($object->ref_client)) {
-		$topicmail = $outputlangs->trans($defaulttopic, '__REF__ (__REFCLIENT__)');
+		$topicmail = $outputlangs->trans($defaulttopic, '__REF__ (__REF_CLIENT__)');
 	}
 
 	// Build document if it not exists
diff --git a/htdocs/core/tpl/massactions_pre.tpl.php b/htdocs/core/tpl/massactions_pre.tpl.php
index 21150d19936..4b8680e11bb 100644
--- a/htdocs/core/tpl/massactions_pre.tpl.php
+++ b/htdocs/core/tpl/massactions_pre.tpl.php
@@ -149,7 +149,7 @@ if ($massaction == 'presend') {
 	$formmail->withtofree = empty($liste) ? 1 : 0;
 	$formmail->withtocc = 1;
 	$formmail->withtoccc = $conf->global->MAIN_EMAIL_USECCC;
-	$formmail->withtopic = $langs->transnoentities($topicmail, '__REF__', '__REFCLIENT__');
+	$formmail->withtopic = $langs->transnoentities($topicmail, '__REF__', '__REF_CLIENT__');
 	$formmail->withfile = 1;
 	// $formmail->withfile = 2; Not yet supported in mass action
 	$formmail->withmaindocfile = 1; // Add a checkbox "Attach also main document"