diff --git a/README.md b/README.md
index 9265474..2f9efeb 100644
--- a/README.md
+++ b/README.md
@@ -46,6 +46,6 @@ ledisdb是一个用go实现的类似redis的高性能nosql数据库，底层基
 
 ## Todo
 
-+ Binlog
++ Expire + TTL
 + Replication
 + Admin