diff --git a/library/pipes.po b/library/pipes.po
index f8880fb124..8d872080f8 100644
--- a/library/pipes.po
+++ b/library/pipes.po
@@ -48,7 +48,7 @@ msgstr ""
 
 #: ../Doc/library/pipes.rst:21
 msgid ":ref:`Availability <availability>`: Unix. Not available on VxWorks."
-msgstr ""
+msgstr ":ref:`Disponibilidad <availability>`: Unix. No disponible en VxWorks."
 
 #: ../Doc/library/pipes.rst:22
 msgid "The :mod:`pipes` module defines the following class:"