diff --git a/src/Legacy/Atom.php b/src/Legacy/Atom.php
index d4c92a4eb..a2263d109 100644
--- a/src/Legacy/Atom.php
+++ b/src/Legacy/Atom.php
@@ -29,7 +29,7 @@ class Atom
         $file_path = $bb_cfg['atom']['path'] . '/f/' . $forum_id . '.atom';
         $select_tor_sql = $join_tor_sql = '';
         if ($forum_id == 0) {
-            $forum_data['forum_name'] = $lang['ATOM_GLOBAL_FEED'];
+            $forum_data['forum_name'] = $lang['ATOM_GLOBAL_FEED'] ?? $bb_cfg['server_name'];
         }
         if ($forum_id > 0 && $forum_data['allow_reg_tracker']) {
             $select_tor_sql = ', tor.size AS tor_size, tor.tor_status';