diff --git a/Cargo.lock b/Cargo.lock
index ab26242..2e1163b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -281,9 +281,9 @@ dependencies = [
 
 [[package]]
 name = "aws-nitro-enclaves-nsm-api"
-version = "0.4.0"
+version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d92c1f4471b33f6a7af9ea421b249ed18a11c71156564baf6293148fa6ad1b09"
+checksum = "597f622c473bdc54103cfe964bbad00609df2bb88a0ac6cee0fc951aaee9694e"
 dependencies = [
  "libc",
  "log",
diff --git a/crates/keymeld-enclave/Cargo.toml b/crates/keymeld-enclave/Cargo.toml
index 8e50e3a..5a322e5 100644
--- a/crates/keymeld-enclave/Cargo.toml
+++ b/crates/keymeld-enclave/Cargo.toml
@@ -17,7 +17,7 @@ serde = { workspace = true }
 serde_json = { workspace = true }
 serde_cbor = { workspace = true }
 serde_bytes = "0.11"
-aws-nitro-enclaves-nsm-api = "0.4"
+aws-nitro-enclaves-nsm-api = "0.5"
 aws-nitro-enclaves-cose = "0.5"
 aws-config = { workspace = true }
 aws-sdk-kms = "1.98.0"