diff --git a/web/inc/i18n/ko.php b/web/inc/i18n/ko.php
index 3a21ad4af..a81db4617 100644
--- a/web/inc/i18n/ko.php
+++ b/web/inc/i18n/ko.php
@@ -322,7 +322,7 @@ $LANG['ko'] = array(
     'Minute'  => '분',
     'Command'  => '명령어',
     'Package Name'  => '패키지 이름',
-    'Netmask'  => '넷마슴크',
+    'Netmask'  => '넷마크',
     'Interface'  => '인터페이스',
     'Shared'  => '공유된',
     'Assigned user'  => '부여 된 사용자',