diff --git a/Cargo.toml b/Cargo.toml
index bddab8e..9de5f0a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -16,7 +16,7 @@ sha1 = "0.11"
 sha2 = "0.10"
 hex = "0.4"
 hex-literal = "1.0"
-aes = "0.8"
+aes = "0.9"
 ctr = "0.9"
 hmac = "0.12"
 md-5 = "0.11"