diff --git a/context/attributes.go b/context/attributes.go
index 2eaa43c..034086e 100644
--- a/context/attributes.go
+++ b/context/attributes.go
@@ -2,6 +2,10 @@ package context
 
 import "sync"
 
+type Attributer interface {
+	Attributes() Attributes
+}
+
 type Attributes interface {
 	initialize()
 	Set(key string, value interface{})