diff --git a/ts/components/conversation/right-panel/overlay/OverlayDisappearingMessages.tsx b/ts/components/conversation/right-panel/overlay/OverlayDisappearingMessages.tsx
index 00211256f..5a6e0d1ce 100644
--- a/ts/components/conversation/right-panel/overlay/OverlayDisappearingMessages.tsx
+++ b/ts/components/conversation/right-panel/overlay/OverlayDisappearingMessages.tsx
@@ -2,10 +2,6 @@ import React, { useEffect, useState } from 'react';
 import { useDispatch, useSelector } from 'react-redux';
 import styled from 'styled-components';
 import { setDisappearingMessagesByConvoId } from '../../../../interactions/conversationInteractions';
-import {
-  DisappearingMessageConversationSetting,
-  DisappearingMessageConversationType,
-} from '../../../../models/conversationAttributes';
 import { closeRightPanel } from '../../../../state/ducks/conversations';
 import { resetRightOverlayMode } from '../../../../state/ducks/section';
 import { getSelectedConversationKey } from '../../../../state/selectors/conversations';
@@ -18,6 +14,10 @@ import { PanelLabel } from '../../../buttons/PanelButton';
 import { PanelRadioButton } from '../../../buttons/PanelRadioButton';
 import { SessionIconButton } from '../../../icon';
 import { getSelectedConversationExpirationSettings } from '../../../../state/selectors/conversations';
+import {
+  DisappearingMessageConversationSetting,
+  DisappearingMessageConversationType,
+} from '../../../../util/expiringMessages';
 
 const StyledScrollContainer = styled.div`
   width: 100%;
diff --git a/ts/interactions/conversationInteractions.ts b/ts/interactions/conversationInteractions.ts
index 64fba919e..3f251c474 100644
--- a/ts/interactions/conversationInteractions.ts
+++ b/ts/interactions/conversationInteractions.ts
@@ -8,7 +8,6 @@ import { CallManager, SyncUtils, ToastUtils, UserUtils } from '../session/utils'
 import {
   ConversationNotificationSettingType,
   ConversationTypeEnum,
-  DisappearingMessageConversationType,
 } from '../models/conversationAttributes';
 
 import _ from 'lodash';
@@ -41,6 +40,7 @@ import { setLastProfileUpdateTimestamp } from '../util/storage';
 import { getSodiumRenderer } from '../session/crypto';
 import { encryptProfile } from '../util/crypto/profileEncrypter';
 import { uploadFileToFsWithOnionV4 } from '../session/apis/file_server_api/FileServerApi';
+import { DisappearingMessageConversationType } from '../util/expiringMessages';
 
 export const getCompleteUrlForV2ConvoId = async (convoId: string) => {
   if (convoId.match(openGroupV2ConversationIdRegex)) {
diff --git a/ts/models/conversationAttributes.ts b/ts/models/conversationAttributes.ts
index 362762088..375070595 100644
--- a/ts/models/conversationAttributes.ts
+++ b/ts/models/conversationAttributes.ts
@@ -1,5 +1,6 @@
 import { defaults } from 'lodash';
 import { LastMessageStatusType } from '../state/ducks/conversations';
+import { DisappearingMessageConversationType } from '../util/expiringMessages';
 
 export enum ConversationTypeEnum {
   GROUP = 'group',
@@ -14,10 +15,6 @@ export enum ConversationTypeEnum {
 export const ConversationNotificationSetting = ['all', 'disabled', 'mentions_only'] as const;
 export type ConversationNotificationSettingType = typeof ConversationNotificationSetting[number];
 
-// TODO Might need to be improved by using an enum
-export const DisappearingMessageConversationSetting = ['off', 'deleteAfterRead', 'deleteAfterSend'];
-export type DisappearingMessageConversationType = typeof DisappearingMessageConversationSetting[number];
-
 export interface ConversationAttributes {
   id: string;
   type: string;
diff --git a/ts/models/messageType.ts b/ts/models/messageType.ts
index 7d7ce0719..5ad00791a 100644
--- a/ts/models/messageType.ts
+++ b/ts/models/messageType.ts
@@ -3,15 +3,11 @@ import { v4 as uuidv4 } from 'uuid';
 import { CallNotificationType, PropsForMessageWithConvoProps } from '../state/ducks/conversations';
 import { AttachmentTypeWithPath } from '../types/Attachment';
 import { Reaction, ReactionList, SortedReactionList } from '../types/Reaction';
+import { DisappearingMessageType } from '../util/expiringMessages';
 
 export type MessageModelType = 'incoming' | 'outgoing';
 export type MessageDeliveryStatus = 'sending' | 'sent' | 'read' | 'error';
 
-// TODO Might need to be improved by using an enum
-export const DisappearingMessageMode = ['deleteAfterRead', 'deleteAfterSend'];
-// TODO might need to be improved
-export type DisappearingMessageType = typeof DisappearingMessageMode[number] | null;
-
 export interface MessageAttributes {
   // the id of the message
   // this can have several uses:
@@ -29,8 +25,11 @@ export interface MessageAttributes {
   expireTimer: number;
   expirationStartTimestamp: number;
   expires_at?: number;
+  // TODO are having both variables redundant?
   expirationTimerUpdate?: {
+    expirationType: DisappearingMessageType;
     expireTimer: number;
+    lastDisappearingMessageChangeTimestamp: number;
     source: string;
     fromSync?: boolean;
   };
@@ -175,7 +174,9 @@ export interface MessageAttributesOptionals {
   expirationStartTimestamp?: number;
   expires_at?: number;
   expirationTimerUpdate?: {
+    expirationType: DisappearingMessageType;
     expireTimer: number;
+    lastDisappearingMessageChangeTimestamp: number;
     source: string;
     fromSync?: boolean;
   };
diff --git a/ts/state/ducks/conversations.ts b/ts/state/ducks/conversations.ts
index 607fcd770..5f30e6b77 100644
--- a/ts/state/ducks/conversations.ts
+++ b/ts/state/ducks/conversations.ts
@@ -14,9 +14,9 @@ import { LightBoxOptions } from '../../components/conversation/SessionConversati
 import {
   ConversationNotificationSettingType,
   ConversationTypeEnum,
-  DisappearingMessageConversationType,
 } from '../../models/conversationAttributes';
 import { ReactionList } from '../../types/Reaction';
+import { DisappearingMessageConversationType } from '../../util/expiringMessages';
 
 export type CallNotificationType = 'missed-call' | 'started-call' | 'answered-a-call';
 export type PropsForCallNotification = {
diff --git a/ts/util/expiringMessages.ts b/ts/util/expiringMessages.ts
index bb5d2ba1b..ed0111a75 100644
--- a/ts/util/expiringMessages.ts
+++ b/ts/util/expiringMessages.ts
@@ -8,6 +8,14 @@ import { initWallClockListener } from './wallClockListener';
 import { Data } from '../data/data';
 import { getConversationController } from '../session/conversations';
 
+// TODO Might need to be improved by using an enum
+export const DisappearingMessageMode = ['deleteAfterRead', 'deleteAfterSend'];
+// TODO might need to be improved
+export type DisappearingMessageType = typeof DisappearingMessageMode[number] | null;
+
+export const DisappearingMessageConversationSetting = ['off', ...DisappearingMessageMode];
+export type DisappearingMessageConversationType = typeof DisappearingMessageConversationSetting[number];
+
 export async function destroyMessagesAndUpdateRedux(
   messages: Array<{
     conversationKey: string;