diff --git a/README.md b/README.md
index c52dbb3..343b63b 100644
--- a/README.md
+++ b/README.md
@@ -91,7 +91,7 @@ erDiagram
         bigint seat_id FK "좌석 ID"
         bigint movie_time_id FK "상영시간표 ID"
         bigint payment_id "결제 ID"
-        varchar status "상태 - 구매가능/예약진행중/판매완료"
+        varchar status "상태 - 판매가능/예약/"
         int ticket_price "가격"
         datetime deleted_at "삭제일시"
         datetime created_at "등록일시"
@@ -101,10 +101,11 @@ erDiagram
     PAYMENT {
         bigint id PK "결제 ID"
         bigint user_alternate_id "유저 대체ID"
+        varchar tid "카카오페이 결제고유번호"
         varchar movie_title "영화제목"
         varchar type "결제 타입 - 예) 네이버페이, 카카오페이"
-        varchar status "상태 - 완료/환불/실패"
-        varchar failed_message "실패사유 - 컬럼명을 알아보기 쉬운가?"
+        varchar status "상태 - 완료/환불"
+        varchar failed_message "실패사유"
         varchar payment_number "예매번호"
         int total_price "결제 금액"
         datetime deleted_at "삭제일시"