diff --git a/include/txt.php b/include/txt.php
index 9d46c18..79ad74d 100644
--- a/include/txt.php
+++ b/include/txt.php
@@ -14,7 +14,7 @@ $txt['usage']['ky'] = 'Kyriale';
 $txt['usage']['of'] = 'Offertorium';
 $txt['usage']['ps'] = 'Psalmus';
 $txt['usage']['re'] = 'Responsorium';
-$txt['usage']['rb'] = 'Responsorium brevis';
+$txt['usage']['rb'] = 'Responsorium breve';
 $txt['usage']['se'] = 'Sequentia';
 $txt['usage']['tr'] = 'Tractus';
 $txt['usage']['or'] = 'Toni Communes';