diff --git a/addons/mail/static/src/discuss/core/common/channel_member_list.js b/addons/mail/static/src/discuss/core/common/channel_member_list.js
index 3c80718abd5..cfca9e26a11 100644
--- a/addons/mail/static/src/discuss/core/common/channel_member_list.js
+++ b/addons/mail/static/src/discuss/core/common/channel_member_list.js
@@ -3,7 +3,7 @@
 import { ImStatus } from "@mail/core/common/im_status";
 import { ActionPanel } from "@mail/discuss/core/common/action_panel";
 
-import { Component, onWillUpdateProps, onWillStart, useState } from "@odoo/owl";
+import { Component, onWillUpdateProps, onWillStart, useState, onWillRender } from "@odoo/owl";
 
 import { _t } from "@web/core/l10n/translation";
 import { useService } from "@web/core/utils/hooks";
@@ -23,6 +23,10 @@ export class ChannelMemberList extends Component {
                 this.threadService.fetchChannelMembers(nextProps.thread);
             }
         });
+        onWillRender(() => {
+            this.onlineMembers = this.props.thread.onlineMembers;
+            this.offlineMembers = this.props.thread.offlineMembers;
+        });
     }
 
     canOpenChatWith(member) {
diff --git a/addons/mail/static/src/discuss/core/common/channel_member_list.xml b/addons/mail/static/src/discuss/core/common/channel_member_list.xml
index fd3f55d8c59..ea4086a3a2c 100644
--- a/addons/mail/static/src/discuss/core/common/channel_member_list.xml
+++ b/addons/mail/static/src/discuss/core/common/channel_member_list.xml
@@ -4,19 +4,19 @@
     <t t-name="discuss.ChannelMemberList">
         <ActionPanel title="title">
             <button t-on-click="() => props.openChannelInvitePanel({ keepPrevious: env.inChatWindow })" class="btn btn-secondary m-3 mt-0">Invite a User</button>
-            <t t-if="props.thread.onlineMembers.length > 0">
+            <t t-if="onlineMembers.length > 0">
                 <h6 class="mx-3 text-700">
                     Online -
-                    <t t-esc="props.thread.onlineMembers.length"/>
+                    <t t-esc="onlineMembers.length"/>
                 </h6>
-                <t t-foreach="props.thread.onlineMembers" t-as="member" t-key="member.id" t-call="discuss.channel_member"/>
+                <t t-foreach="onlineMembers" t-as="member" t-key="member.id" t-call="discuss.channel_member"/>
             </t>
-            <t t-if="props.thread.offlineMembers.length > 0">
+            <t t-if="offlineMembers.length > 0">
                 <h6 class="mx-3 text-700">
                     Offline -
-                    <t t-esc="props.thread.offlineMembers.length"/>
+                    <t t-esc="offlineMembers.length"/>
                 </h6>
-                <t t-foreach="props.thread.offlineMembers" t-as="member" t-key="member.id" t-call="discuss.channel_member"/>
+                <t t-foreach="offlineMembers" t-as="member" t-key="member.id" t-call="discuss.channel_member"/>
             </t>
             <span t-if="props.thread.unknownMembersCount === 1" class="mx-2 mt-2">And 1 other member.</span>
             <span t-if="props.thread.unknownMembersCount > 1" class="mx-2 mt-2">And <t t-esc="props.thread.unknownMembersCount"/> other members.</span>