diff --git a/CJBCheatsMenu/i18n/ko.json b/CJBCheatsMenu/i18n/ko.json
index 02084aa9..19701466 100644
--- a/CJBCheatsMenu/i18n/ko.json
+++ b/CJBCheatsMenu/i18n/ko.json
@@ -86,7 +86,7 @@
     // skills
     "skills.title": "스킬",
     "skills.increase-skill": "{{skillName}} 레벨 UP: {{currentLevel}}",
-    "skills.increase-mastery": "Increase mastery level: {{currentLevel}}", // TODO
+    "skills.increase-mastery": "마스터리 레벨 증가: {{currentLevel}}",
 
     // professions
     "professions.title": "직업 변경",