diff --git a/src/main/kotlin/kr/co/vividnext/sodalive/live/reservation/LiveReservationService.kt b/src/main/kotlin/kr/co/vividnext/sodalive/live/reservation/LiveReservationService.kt
index 0e8e3b42..ccce6c23 100644
--- a/src/main/kotlin/kr/co/vividnext/sodalive/live/reservation/LiveReservationService.kt
+++ b/src/main/kotlin/kr/co/vividnext/sodalive/live/reservation/LiveReservationService.kt
@@ -83,6 +83,8 @@ class LiveReservationService(
             nickname = room.member!!.nickname,
             title = room.title,
             beginDateString = beginDateTime.format(DateTimeFormatter.ofPattern(reservationDateFormat)),
+            beginDateTimeUtc = room.beginDateTime
+                .format(DateTimeFormatter.ISO_LOCAL_DATE_TIME),
             price = if (room.price > 0) {
                 val priceTemplate = messageSource.getMessage("live.room.can_title", langContext.lang).orEmpty()
                 String.format(priceTemplate, room.price)
diff --git a/src/main/kotlin/kr/co/vividnext/sodalive/live/reservation/MakeLiveReservationResponse.kt b/src/main/kotlin/kr/co/vividnext/sodalive/live/reservation/MakeLiveReservationResponse.kt
index 3cd4ff00..07d1921c 100644
--- a/src/main/kotlin/kr/co/vividnext/sodalive/live/reservation/MakeLiveReservationResponse.kt
+++ b/src/main/kotlin/kr/co/vividnext/sodalive/live/reservation/MakeLiveReservationResponse.kt
@@ -5,6 +5,7 @@ data class MakeLiveReservationResponse(
     val nickname: String,
     val title: String,
     val beginDateString: String,
+    val beginDateTimeUtc: String,
     val price: String,
     val haveCan: Int,
     val useCan: Int,