diff --git a/Cargo.lock b/Cargo.lock
index db4d52c5..d2d930e6 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1677,9 +1677,9 @@ checksum = "62b02a5381cc465bd3041d84623d0fa3b66738b52b8e2fc3bab8ad63ab032f4a"
 
 [[package]]
 name = "janus_messages"
-version = "0.5.8"
+version = "0.5.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0d80d70dd34636ebb0f3b5b1b229b4c55bdf8ee0fb33e9f847a55ac7a6592c6d"
+checksum = "952cff468759335116f84dfc53b0cfc512b58d82d7fc6279c354c94a2f24cfc9"
 dependencies = [
  "anyhow",
  "base64 0.21.2",
diff --git a/Cargo.toml b/Cargo.toml
index 678b9e58..6f762a6a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -22,7 +22,7 @@ env_logger = "0.10.0"
 fastrand = "2.0.0"
 futures-lite = "1.13.0"
 git-version = "0.3.5"
-janus_messages = "0.5.7"
+janus_messages = "0.5.9"
 log = "0.4.19"
 opentelemetry = { version = "0.19.0", features = ["metrics"] }
 opentelemetry-prometheus = { version = "0.12.0", features = [