diff --git a/webapp/channels/src/components/invitation_modal/add_to_channels.tsx b/webapp/channels/src/components/invitation_modal/add_to_channels.tsx
index be7d77424b..96def4a3ca 100644
--- a/webapp/channels/src/components/invitation_modal/add_to_channels.tsx
+++ b/webapp/channels/src/components/invitation_modal/add_to_channels.tsx
@@ -8,7 +8,6 @@ import type {Channel} from '@mattermost/types/channels';
 
 import deepFreeze from 'mattermost-redux/utils/deep_freeze';
 
-import FormattedMarkdownMessage from 'components/formatted_markdown_message';
 import CloseCircleIcon from 'components/widgets/icons/close_circle_icon';
 import ChannelsInput from 'components/widgets/inputs/channels_input';
 
@@ -88,14 +87,20 @@ export default function AddToChannels(props: Props) {
             {' '}
             <span className='InviteView__sectionTitleParenthetical'>
                 {(props.channelToInvite && props.inviteType === InviteType.MEMBER) ? (
-                    <FormattedMarkdownMessage
-                        id='invite_modal.add_channels_title_c'
-                        defaultMessage='**(Optional)**'
+                    <FormattedMessage
+                        id='invite_modal.add_channels_title_member'
+                        defaultMessage='<b>(optional)</b>'
+                        values={{
+                            b: (chunks: string) => <b>{chunks}</b>,
+                        }}
                     />
                 ) : (
-                    <FormattedMarkdownMessage
-                        id='invite_modal.add_channels_title_b'
-                        defaultMessage='**(required)**'
+                    <FormattedMessage
+                        id='invite_modal.add_channels_title_nonmember'
+                        defaultMessage='<b>(required)</b>'
+                        values={{
+                            b: (chunks: string) => <b>{chunks}</b>,
+                        }}
                     />
                 )}
             </span>
diff --git a/webapp/channels/src/i18n/en.json b/webapp/channels/src/i18n/en.json
index 6ade99b79f..172b017f83 100644
--- a/webapp/channels/src/i18n/en.json
+++ b/webapp/channels/src/i18n/en.json
@@ -4064,8 +4064,8 @@
   "invitation-modal.confirm.not-valid-user-or-email": "Does not match a valid user or email.",
   "invitation-modal.confirm.people-header": "People",
   "invite_modal.add_channels_title_a": "Add to channels",
-  "invite_modal.add_channels_title_b": "**(required)**",
-  "invite_modal.add_channels_title_c": "**(Optional)**",
+  "invite_modal.add_channels_title_member": "<b>(optional)</b>",
+  "invite_modal.add_channels_title_nonmember": "<b>(required)</b>",
   "invite_modal.add_invites": "Enter a name or email address",
   "invite_modal.as": "Invite as",
   "invite_modal.choose_guest_a": "Guest",