diff --git a/htdocs/core/lib/functions.lib.php b/htdocs/core/lib/functions.lib.php
index 72f7070588e..9842a3d59e0 100644
--- a/htdocs/core/lib/functions.lib.php
+++ b/htdocs/core/lib/functions.lib.php
@@ -5983,7 +5983,8 @@ function getCommonSubstitutionArray($outputlangs, $onlykey = 0, $exclude = null,
         $substitutionarray = array_merge($substitutionarray, array(
 		'__USER_ID__' => (string) $user->id,
 		'__USER_LOGIN__' => (string) $user->login,
-		'__USER_LASTNAME__' => (string) $user->lastname,
+        '__USER_EMAIL__' => (string) $user->email,
+        '__USER_LASTNAME__' => (string) $user->lastname,
 		'__USER_FIRSTNAME__' => (string) $user->firstname,
 		'__USER_FULLNAME__' => (string) $user->getFullName($outputlangs),
 		'__USER_SUPERVISOR_ID__' => (string) ($user->fk_user ? $user->fk_user : '0'),