diff --git a/Cargo.toml b/Cargo.toml
index 18c54a2..8bca5dc 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "rocksd"
-version = "0.0.1"
+version = "0.0.2"
 authors = ["zensh <admin@zensh.com>"]
 description = "A key-vaule and message queue server written in RUST using RocksDB as a backend."
 repository = "https://github.com/iorust/rocksd"
@@ -27,7 +27,7 @@ tokio-service = "0.1"
 tokio-timer = "0.1"
 tokio-rpc = "0.1"
 protobuf = "1.2"
-ring = "0.7"
+ring = "0.9.4"
 log = "0.3"
 rand = "0.3"
 time = "0.1"