diff --git a/locales/ko/browser/browser/zen-vertical-tabs.ftl b/locales/ko/browser/browser/zen-vertical-tabs.ftl
index 35b0b1d39..d9611fab6 100644
--- a/locales/ko/browser/browser/zen-vertical-tabs.ftl
+++ b/locales/ko/browser/browser/zen-vertical-tabs.ftl
@@ -4,6 +4,13 @@ zen-toolbar-context-tabs-right =
 zen-toolbar-context-compact-mode-enable = 
     .label = 사이드바 축소 모드 활성화
     .accesskey = D
+zen-toolbar-context-compact-mode-just-tabs = 
+    .label = 사이드바 숨기기
+zen-toolbar-context-compact-mode-just-toolbar = 
+    .label = 툴바 숨기기
+zen-toolbar-context-compact-mode-hide-both = 
+    .label = 둘 다 숨기기
+    .accesskey = H
 zen-toolbar-context-new-folder = 
     .label = 새 폴더
     .accesskey = N