diff --git a/library/think/behavior.php b/library/think/behavior.php
index 9b40a768..19899cab 100644
--- a/library/think/behavior.php
+++ b/library/think/behavior.php
@@ -19,7 +19,7 @@ namespace think;
 abstract class Behavior {
 
     // 行为参数 和配置参数设置相同
-    protected $options =  array();
+    protected $options = [];
 
    /**
      * 架构函数