diff --git a/db/ddl.sql b/db/ddl.sql
index f843c47..ecf7c9e 100644
--- a/db/ddl.sql
+++ b/db/ddl.sql
@@ -100,7 +100,9 @@ create table ENS_SND_DTL_KKO_TALK_STAT_HIS
     EXTERNAL_ID                  VARCHAR2(255 char),
     AUTHENTICATED_AT             VARCHAR2(19),
     READ_AT                      VARCHAR2(19),
+    READ_EXPIRED_AT              VARCHAR2(19),
     RECEIVED_AT                  VARCHAR2(19),
+    OTT_VERIFIED_AT              VARCHAR2(19),
     SENT_AT                      VARCHAR2(19),
     STATUS                       VARCHAR2(255 char),
     DISTRIBUTION_RECEIVED_AT     VARCHAR2(19),
diff --git a/src/main/java/cokr/xit/ens/modules/kkotalk/model/SendDetailKkoTalkDTO.java b/src/main/java/cokr/xit/ens/modules/kkotalk/model/SendDetailKkoTalkDTO.java
index 4648f0b..4bf4d75 100644
--- a/src/main/java/cokr/xit/ens/modules/kkotalk/model/SendDetailKkoTalkDTO.java
+++ b/src/main/java/cokr/xit/ens/modules/kkotalk/model/SendDetailKkoTalkDTO.java
@@ -38,6 +38,7 @@ public class SendDetailKkoTalkDTO extends KkotalkApiDTO.Envelope {
     private String sentAt;
     private String receivedAt;
     private String readAt;
+    private String readExpiredAt;
     private String authenticatedAt;
     private String ottVerifiedAt;
     private String isNotificationUnavailable;