diff --git a/po/pt.po b/po/pt.po
index c4a08f4302..2e5fda3237 100644
--- a/po/pt.po
+++ b/po/pt.po
@@ -3413,7 +3413,7 @@ msgstr ""
 
 #: libraries/config/messages.inc.php:44
 msgid "Compress on the fly"
-msgstr ""
+msgstr "Comprimir na hora"
 
 #: libraries/config/messages.inc.php:45 setup/frames/config.inc.php:25
 #: setup/frames/index.inc.php:166