diff --git a/phalcon/Firewall/Adapter/Micro/Acl.zep b/phalcon/Firewall/Adapter/Micro/Acl.zep
index 305fa939483..5ddad89f503 100644
--- a/phalcon/Firewall/Adapter/Micro/Acl.zep
+++ b/phalcon/Firewall/Adapter/Micro/Acl.zep
@@ -10,6 +10,7 @@
 
 namespace Phalcon\Firewall\Adapter\Micro;
 
+use Phalcon\Acl\Adapter\AdapterInterface as AclAdapterInterface;
 use Phalcon\Di;
 use Phalcon\Cache\Adapter\AdapterInterface;
 use Phalcon\DiInterface;