diff --git a/packages/nc-gui/lang/ko.json b/packages/nc-gui/lang/ko.json
index 99ab014235..8750b16da6 100644
--- a/packages/nc-gui/lang/ko.json
+++ b/packages/nc-gui/lang/ko.json
@@ -235,6 +235,7 @@
     "action": "동작",
     "actions": "행위",
     "operation": "작업",
+    "operationSub": "Sub Operation",
     "operationType": "작업 유형",
     "operationSubType": "작업 하위 유형",
     "description": "설명",