diff --git a/src/locales/en.json b/src/locales/en.json
index 0acf8f1..d0b3259 100644
--- a/src/locales/en.json
+++ b/src/locales/en.json
@@ -47,6 +47,8 @@
         "requestSuccess": "Request successful",
         "requestFailed": "Request failed",
         "errorOccurred": "An error occurred",
+        "email": "Email",
+        "kakao": "Kakao",
         "currency": {
             "krw": "KRW"
         }
diff --git a/src/locales/ko.json b/src/locales/ko.json
index 1aa25d0..b237ee8 100644
--- a/src/locales/ko.json
+++ b/src/locales/ko.json
@@ -47,6 +47,8 @@
         "requestSuccess": "요청 성공",
         "requestFailed": "요청 실패",
         "errorOccurred": "오류가 발생했습니다",
+        "email": "이메일",
+        "kakao": "카카오",
         "currency": {
             "krw": "원"
         }