diff --git a/src/RoomsSDKAdapter.js b/src/RoomsSDKAdapter.js
index 0447953c..10d21c30 100644
--- a/src/RoomsSDKAdapter.js
+++ b/src/RoomsSDKAdapter.js
@@ -32,7 +32,8 @@ import cache from './cache';
 export const ROOM_UPDATED_EVENT = 'updated';
 export const CONVERSATION_ACTIVITY_EVENT = 'event:conversation.activity';
 
-const sortByPublished = (arr) => arr.sort((a, b) => new Date(b.published) - new Date(a.published));
+// eslint-disable-next-line max-len
+export const sortByPublished = (arr) => arr.sort((a, b) => new Date(a.published) - new Date(b.published));
 
 // TODO: Need to remove this once we figure out why we need to pre-cache conversations
 let FETCHED_CONVERSATIONS = false;
diff --git a/src/RoomsSDKAdapter.test.js b/src/RoomsSDKAdapter.test.js
index a1fbd773..7d720cc8 100644
--- a/src/RoomsSDKAdapter.test.js
+++ b/src/RoomsSDKAdapter.test.js
@@ -1,6 +1,6 @@
 import {isObservable} from 'rxjs';
 
-import RoomsSDKAdapter from './RoomsSDKAdapter';
+import RoomsSDKAdapter, {sortByPublished} from './RoomsSDKAdapter';
 import mockActivities from './mockActivities';
 import createMockSDK, {mockSDKActivity, mockSDKRoom} from './mockSdk';
 import {fromSDKActivity} from './ActivitiesSDKAdapter';
@@ -19,6 +19,26 @@ describe('Rooms SDK Adapter', () => {
     roomsSDKAdapter = new RoomsSDKAdapter(mockSDK);
   });
 
+  describe('sortByPublished', () => {
+    it('should sort oldest to newest', () => {
+      const input = [
+        {published: '2021-06-22T00:00:00.007Z'},
+        {published: '2021-06-25T00:00:00.007Z'},
+        {published: '2021-06-24T00:00:00.007Z'},
+        {published: '2021-06-21T00:00:00.007Z'},
+      ];
+
+      const output = [
+        {published: '2021-06-21T00:00:00.007Z'},
+        {published: '2021-06-22T00:00:00.007Z'},
+        {published: '2021-06-24T00:00:00.007Z'},
+        {published: '2021-06-25T00:00:00.007Z'},
+      ];
+
+      expect(sortByPublished(input)).toStrictEqual(output);
+    });
+  });
+
   describe('getRoom() functionality', () => {
     test('returns an observable', () => {
       expect(isObservable(roomsSDKAdapter.getRoom())).toBeTruthy();