diff --git a/src/locales/ja.json b/src/locales/ja.json
index cbd9cbd1..7bdd3b8f 100644
--- a/src/locales/ja.json
+++ b/src/locales/ja.json
@@ -631,7 +631,7 @@
   "stuff.detail.header.successCopy": "商品番号がコピーされました。",
   "stuff.detail.header.failCopy": "存在しないものです。",
   "stuff.detail.header.objectNo": "商品番号のコピーに失敗しました。",
-  "stuff.detail.header.specificationConfirmDate": "仕様拡張日",
+  "stuff.detail.header.specificationConfirmDate": "仕様確認日",
   "stuff.detail.header.lastEditDatetime": "更新日時",
   "stuff.detail.header.createDatetime": "登録日",
   "stuff.detail.required": "必須入力項目",
diff --git a/src/locales/ko.json b/src/locales/ko.json
index 56c5bb93..5855b0ab 100644
--- a/src/locales/ko.json
+++ b/src/locales/ko.json
@@ -641,7 +641,7 @@
   "stuff.detail.header.successCopy": "물건번호가 복사되었습니다.",
   "stuff.detail.header.failCopy": "물건번호 복사에 실패했습니다.",
   "stuff.detail.header.objectNo": "물건번호",
-  "stuff.detail.header.specificationConfirmDate": "사양확장일",
+  "stuff.detail.header.specificationConfirmDate": "사양확정일",
   "stuff.detail.header.lastEditDatetime": "갱신일시",
   "stuff.detail.header.createDatetime": "등록일",
   "stuff.detail.required": "필수 입력항목",