diff --git a/score/Core/ComponentTrait.php b/score/Core/ComponentTrait.php
index 5c862f1c..6aa3f123 100644
--- a/score/Core/ComponentTrait.php
+++ b/score/Core/ComponentTrait.php
@@ -195,7 +195,11 @@ protected function buildInstance($class, $defination, $params, $com_alias_name)
         	}
 
         	if($name == SWOOLEFY_COM_FUNC) {
-        		call_user_func_array([$object, $defination[$name]], [$defination]);
+        		if(is_string($defination[$name])) {
+        			call_user_func_array([$object, $defination[$name]], [$defination]);
+        		}else if($defination[$name] instanceof Closure) {
+        			call_user_func_array($defination[$name]->bindTo($object, get_class($object)), [$defination]);
+        		}
         		continue;
         	}else if(is_array($object->$name)) {
         		$object->$name = array_merge($object->$name, $value);