diff --git a/controllers/workspace/socketChat.ts b/controllers/workspace/socketChat.ts
index f419d79..5e10889 100644
--- a/controllers/workspace/socketChat.ts
+++ b/controllers/workspace/socketChat.ts
@@ -23,7 +23,7 @@ const socketChat = (socket: Socket) => {
 	});
 
 	// TODO: 💚/chat#sendMessage - 채팅 메시지 보내기/저장
-	socket.on('sendMessage', async ({ room, name, message }) => {
+	socket.on('sendMessage', async ({ room, name, message, chatLength }) => {
 		console.log('💚/chat#sendMessage-', { room, name, message });
 		try {
 			const nowProject = await Projects.findOne({
@@ -45,7 +45,7 @@ const socketChat = (socket: Socket) => {
 			});
 			await chat.save();
 			socket.to(room).emit('sendMessage', { ...chat });
-			socket.emit('nowMessageId', { id: chat.id });
+			socket.emit('nowMessageId', { id: chat.id, chatLength });
 		} catch (err) {
 			console.log('💚/chat#sendMessage-err:', err.message);
 		}