diff --git a/content/Bytebeat.md b/content/Bytebeat.md
index 971d4782..58e6acb0 100644
--- a/content/Bytebeat.md
+++ b/content/Bytebeat.md
@@ -63,11 +63,7 @@ let t = 0;
 
 const mainProcess = () =>{
     const data = Uint8Array.from({ length: length },
-        (v, _t) => {
-            const res = bytebeat(t);
-            t += 1;
-            return res
-        }
+        (v, _t) => bytebeat(t++)
     );
     process.stdout.write(data);
 };