diff --git a/hermes/Cargo.lock b/hermes/Cargo.lock
index de288a157..7aa878575 100644
--- a/hermes/Cargo.lock
+++ b/hermes/Cargo.lock
@@ -1503,9 +1503,9 @@ dependencies = [
 
 [[package]]
 name = "coset"
-version = "0.3.8"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f4c8cc80f631f8307b887faca24dcc3abc427cd0367f6eb6188f6e8f5b7ad8fb"
+checksum = "2aeb90e56027edc2a7d7f71cbc500e742e2520bede7a3f8a3bfb1dac7aed623e"
 dependencies = [
  "ciborium",
  "ciborium-io",
diff --git a/hermes/bin/Cargo.toml b/hermes/bin/Cargo.toml
index be68c2849..7b3d82c43 100644
--- a/hermes/bin/Cargo.toml
+++ b/hermes/bin/Cargo.toml
@@ -84,7 +84,7 @@ blake2b_simd = "1.0.3"
 sha2 = "0.10.9"
 ed25519-dalek = { version="2.2.0", features = ["pem"] }
 x509-cert = { version="0.2.5", features = ["pem"] }
-coset = "0.3.8"
+coset = "0.4.0"
 dirs = "6.0.0"
 regex = "1.11.2"
 rustls = { version = "0.23.31", default-features = false, features = ["ring","brotli","zlib"] }