diff --git a/src/Transformers/Response.php b/src/Transformers/Response.php
index f51ce3b2..416a26fa 100644
--- a/src/Transformers/Response.php
+++ b/src/Transformers/Response.php
@@ -10,7 +10,7 @@
 
 class Response
 {
-    const CHUNK_SIZE = 1024;
+    const CHUNK_SIZE = 8192;
 
     /**
      * @var \Swoole\Http\Response