diff --git a/Cargo.toml b/Cargo.toml
index c4fc0cc..8dc0165 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -14,7 +14,7 @@ error-chain = { version = "0.11", default-features = false }
 serde_json = "1.0"
 serde_derive = "1.0"
 serde = "1.0"
-ring = { version = "0.12.0", features = ["rsa_signing", "dev_urandom_fallback"] }
+ring = { version = "0.13", features = ["rsa_signing", "dev_urandom_fallback"] }
 base64 = "0.9"
-untrusted = "0.5"
+untrusted = "0.6"
 chrono = "0.4"