diff --git a/src/app/services/chat/viewed-message.service.ts b/src/app/services/chat/viewed-message.service.ts
index 779087eb5..f58b46796 100644
--- a/src/app/services/chat/viewed-message.service.ts
+++ b/src/app/services/chat/viewed-message.service.ts
@@ -1,5 +1,6 @@
 import { Injectable } from '@angular/core';
 import * as FIFOProcessQueue from 'fifo-process-queue';
+import { async } from 'rxjs';
 import { RoomService } from './room.service';
 
 @Injectable({
@@ -21,11 +22,15 @@ export class ViewedMessageService {
           room.deleteMessageToReceive(userId)
         }
 
+        let n = 0
         for (const message of room.messages) {
           if(message.online) {
             for(let id of membersIds) {
               if(message.addReceived(id)) {
-                await message.saveChanges()
+                n++
+                setTimeout(async() => {
+                  await message.saveChanges()
+                }, 100 * n)
               }
             }
           }
@@ -44,13 +49,18 @@ export class ViewedMessageService {
 
     const membersIds: string[] = room.membersExcludeMe.map((user)=> user._id)
 
+    let n = 0
     for (const message of room.messages) {
       if(message.online) {
         for(let id of membersIds) {
 
           if(message.addViewed(id)) {
             message.addReceived(id)
-            await message.saveChanges()
+            n++
+            setTimeout(async() => {
+              await message.saveChanges()
+            }, 100 * n)
+            
           }
         }
       }
diff --git a/version/git-version.ts b/version/git-version.ts
index e197f9bc6..4e6ed3f8b 100644
--- a/version/git-version.ts
+++ b/version/git-version.ts
@@ -1,12 +1,12 @@
 export let versionData = {
-  "shortSHA": "d4557a22b",
-  "SHA": "d4557a22b167467a079db982f9d103ee0d1052bc",
+  "shortSHA": "6fad1bd68",
+  "SHA": "6fad1bd688cc8a612840124594abba1ea12a4b3d",
   "branch": "consoleCle2",
   "lastCommitAuthor": "'Peter Maquiran'",
-  "lastCommitTime": "'Mon Jan 9 14:25:49 2023 +0100'",
-  "lastCommitMessage": "save",
-  "lastCommitNumber": "4621",
+  "lastCommitTime": "'Mon Jan 9 14:42:33 2023 +0100'",
+  "lastCommitMessage": "fix merge",
+  "lastCommitNumber": "4622",
   "change": "",
-  "changeStatus": "On branch consoleCle2\nChanges to be committed:\n  (use \"git restore --staged <file>...\" to unstage)\n\tmodified:   src/app/app.module.ts",
+  "changeStatus": "On branch consoleCle2\nChanges to be committed:\n  (use \"git restore --staged <file>...\" to unstage)\n\tmodified:   src/app/services/chat/viewed-message.service.ts\n\tmodified:   version/git-version.ts",
   "changeAuthor": "peter.maquiran"
 }
\ No newline at end of file