diff --git a/配置与初始化.md b/配置与初始化.md
index a365a79..89cb01b 100644
--- a/配置与初始化.md
+++ b/配置与初始化.md
@@ -15,7 +15,7 @@ $options = [
 $wechat = Wechat::make($options);
 
 $server = $wechat->on('message', function($message){
-    error_log("收到来自'{$message['FromUserName']}'的消息：" . $message['Content']);
+    error_log("收到来自'{$message['FromUserName']}'的消息：{$message['Content']}");
 });
 
 $result = $wechat->serve();