diff --git a/guide/source/chapter1/3mini-rt-usrland.rst b/guide/source/chapter1/3mini-rt-usrland.rst
index 2df0a3d..a9fbef7 100644
--- a/guide/source/chapter1/3mini-rt-usrland.rst
+++ b/guide/source/chapter1/3mini-rt-usrland.rst
@@ -233,7 +233,8 @@ Rust 的 core 库内建了以一系列帮助实现显示字符的基本 Trait 
 
   #[no_mangle]
   extern "C" fn _start() {
-      println!("Hello, world!");
+      print!("Hello, "");
+      println!("world!");
       sys_exit(9);
   }