diff --git a/program/localization/pl_PL/labels.inc b/program/localization/pl_PL/labels.inc
index 20e85f77d..0d0727b7a 100644
--- a/program/localization/pl_PL/labels.inc
+++ b/program/localization/pl_PL/labels.inc
@@ -264,5 +264,6 @@ $labels['B'] = 'B';
 $labels['KB'] = 'KB';
 $labels['MB'] = 'MB';
 $labels['GB'] = 'GB';
+$labels['checkallfolders'] = 'Sprawdzaj czy nadeszły nowe wiadomości we wszystkich folderach';
 
 ?>