diff --git a/po/zh_TW.po b/po/zh_TW.po
index 330eedecaf..7555094c4a 100644
--- a/po/zh_TW.po
+++ b/po/zh_TW.po
@@ -1495,7 +1495,7 @@ msgstr "週"
 
 #: js/messages.php:238
 msgid "Hour"
-msgstr ""
+msgstr "時"
 
 #: js/messages.php:239
 #, fuzzy