diff --git a/serverside/window/main.ts b/serverside/window/main.ts
index 171296f..0d0957a 100644
--- a/serverside/window/main.ts
+++ b/serverside/window/main.ts
@@ -42,6 +42,7 @@ function delete_message(id: string) {
 }
 
 client.on(Events.MessageCreate, (message) => {
+  if (message.channel.name != "effector") return;
   add_message({
     author: message.author.username,
     content: message.content,
@@ -74,8 +75,9 @@ function draw_message(x: number, y: number, message: Message) {
   ctx.fillStyle = "#FFAB5C";
   ctx.fillText(message.author, x, y);
   ctx.fillStyle = default_fill;
+  console.log(message);
   ctx.fillText(
-    message.content,
+    message.content == "" ? "[empty message]" : message.content,
     x + ctx.measureText(message.author).width + 5,
     y,
   );