diff --git a/Cargo.toml b/Cargo.toml
index bffab3ac3..d9092de53 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,7 +12,7 @@ env_logger = "0.3"
 ethcore-util = { path = "../ethcore-util" }
 rustc-serialize = "0.3"
 flate2 = "0.2"
-rocksdb = "0.2"
+rocksdb = "0.3"
 heapsize = "0.2.0"
 rust-crypto = "0.2.34"
 time = "0.1"