diff --git a/htdocs/core/lib/functions.lib.php b/htdocs/core/lib/functions.lib.php
index 8f2fb50b0dc..a3a12179a6e 100644
--- a/htdocs/core/lib/functions.lib.php
+++ b/htdocs/core/lib/functions.lib.php
@@ -5442,6 +5442,7 @@ function getCommonSubstitutionArray($outputlangs, $onlykey=0, $exclude=null, $ob
 
 			$substitutionarray['__THIRDPARTY_ID__'] = '__THIRDPARTY_ID__';
 			$substitutionarray['__THIRDPARTY_NAME__'] = '__THIRDPARTY_NAME__';
+			$substitutionarray['__THIRDPARTY_EMAIL__'] = '__THIRDPARTY_EMAIL__';
 
 			if (is_object($object) && $object->element == 'shipping')
 			{
@@ -5505,11 +5506,13 @@ function getCommonSubstitutionArray($outputlangs, $onlykey=0, $exclude=null, $ob
 			{
 				$substitutionarray['__THIRDPARTY_ID__'] = (is_object($object)?$object->id:'');
 				$substitutionarray['__THIRDPARTY_NAME__'] = (is_object($object)?$object->name:'');
+				$substitutionarray['__THIRDPARTY_EMAIL__'] = (is_object($object)?$object->email:'');
 			}
 			elseif (is_object($object->thirdparty) && $object->thirdparty->id > 0)
 			{
 				$substitutionarray['__THIRDPARTY_ID__'] = (is_object($object->thirdparty)?$object->thirdparty->id:'');
 				$substitutionarray['__THIRDPARTY_NAME__'] = (is_object($object->thirdparty)?$object->thirdparty->name:'');
+				$substitutionarray['__THIRDPARTY_EMAIL__'] = (is_object($object->thirdparty)?$object->thirdparty->email:'');
 			}
 
 			if (is_object($object->projet) && $object->projet->id > 0)