diff --git a/zh/08.1.md b/zh/08.1.md
index 1e22a96e..fcf9f4c2 100644
--- a/zh/08.1.md
+++ b/zh/08.1.md
@@ -236,6 +236,7 @@ Go语言中通过net包中的`DialTCP`函数来建立一个TCP连接，并返回
 		"os"
 		"time"
 		"strconv"
+		"strings"
 	)
 
 	func main() {
@@ -267,7 +268,7 @@ Go语言中通过net包中的`DialTCP`函数来建立一个TCP连接，并返回
 
     		if read_len == 0 {
     			break // connection already closed by client
-    		} else if string(request) == "timestamp" {
+    		} else if strings.TrimSpace(string(request[:read_len])) == "timestamp" {
     			daytime := strconv.FormatInt(time.Now().Unix(), 10)
     			conn.Write([]byte(daytime))
     		} else {