diff --git a/packages/rocketchat-theme/client/imports/components/sidebar/sidebar-item.css b/packages/rocketchat-theme/client/imports/components/sidebar/sidebar-item.css
index 451d47788dfd..f0b0914bbff1 100644
--- a/packages/rocketchat-theme/client/imports/components/sidebar/sidebar-item.css
+++ b/packages/rocketchat-theme/client/imports/components/sidebar/sidebar-item.css
@@ -241,16 +241,14 @@
 			min-height: 13px;
 		}
 
-		& > p,
-		& code,
-		& pre {
-			display: inline;
-
-			white-space: unset;
-		}
-
-		& br {
-			display: none;
+		& * {
+			display: inline !important;
+			white-space: unset !important;
+			background-color: unset !important;
+			color: inherit !important;
+			font-weight: unset !important;
+			font-family: inherit !important;
+			padding: unset !important;
 		}
 
 		& a {
diff --git a/packages/rocketchat-ui-sidenav/client/sidebarItem.js b/packages/rocketchat-ui-sidenav/client/sidebarItem.js
index 2597a76b9ce8..8eb3b831cce8 100644
--- a/packages/rocketchat-ui-sidenav/client/sidebarItem.js
+++ b/packages/rocketchat-ui-sidenav/client/sidebarItem.js
@@ -55,7 +55,7 @@ Template.sidebarItem.onCreated(function() {
 		if (currentData.lastMessage) {
 			if (currentData.lastMessage._id) {
 				const otherUser = RocketChat.settings.get('UI_Use_Real_Name') ? currentData.lastMessage.u.name || currentData.lastMessage.u.username : currentData.lastMessage.u.username;
-				const renderedMessage = renderMessageBody(currentData.lastMessage);
+				const renderedMessage = renderMessageBody(currentData.lastMessage).replace(/<br\s?\\?>/g, ' ');
 				const sender = Meteor.userId() === currentData.lastMessage.u._id ? t('You') : otherUser;
 
 				if (currentData.t === 'd' && Meteor.userId() !== currentData.lastMessage.u._id) {