diff --git a/backup/backuplib.php b/backup/backuplib.php
index f487749..c19cc8e 100644
--- a/backup/backuplib.php
+++ b/backup/backuplib.php
@@ -22,18 +22,18 @@
         $count_users = 0;
         $backupable_users = array();
 
+    /// Calculate needed users (calling every xxxx_get_participants function + scales users
+    /// + messages users + blogs users)
+        $needed_users = backup_get_needed_users($courseid, $backup_messages, $backup_blogs);
+
+    /// Calculate enrolled users (having course:view cap)
+        $enrolled_users = backup_get_enrolled_users($courseid);
+
         if ($backup_users == 0) { /// All users
             $backupable_users = backup_get_all_users();
 
         } else if ($backup_users == 1) { /// Needed users
 
-        /// Calculate needed users (calling every xxxx_get_participants function + scales users
-        /// + messages users + blogs users)
-            $needed_users = backup_get_needed_users($courseid, $backup_messages, $backup_blogs);
-
-        /// Calculate enrolled users (having course:view cap)
-            $enrolled_users = backup_get_enrolled_users($courseid);
-
         /// Calculate backupable users (needed + enrolled)
         /// First, needed
             $backupable_users = $needed_users;