diff --git a/po/th.po b/po/th.po
index 9b234f1962..018fc22b5c 100644
--- a/po/th.po
+++ b/po/th.po
@@ -1288,7 +1288,7 @@ msgstr "หน่วยความจำของระบบ"
 
 #: js/messages.php:103
 msgid "System swap"
-msgstr ""
+msgstr "หน่วยความจำ swap ของระบบ"
 
 #. l10n: shortcuts for Megabyte
 #: js/messages.php:104 js/messages.php:127 libraries/common.lib.php:1399