diff --git a/Cargo.lock b/Cargo.lock
index af7301d..d306f20 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -811,9 +811,9 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.125"
+version = "1.0.128"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "83c8e735a073ccf5be70aa8066aa984eaf2fa000db6c8d0100ae605b366d31ed"
+checksum = "6ff5456707a1de34e7e37f2a6fd3d3f808c318259cbd01ab6377795054b483d8"
 dependencies = [
  "itoa",
  "memchr",
diff --git a/ml-kem/Cargo.toml b/ml-kem/Cargo.toml
index 9f50f7b..78a5853 100644
--- a/ml-kem/Cargo.toml
+++ b/ml-kem/Cargo.toml
@@ -36,7 +36,7 @@ num-rational = { version = "0.4.2", default-features = false, features = ["num-b
 rand = "0.8.5"
 crypto-common = { version = "0.1.6", features = ["rand_core"] }
 serde = { version = "1.0.208", features = ["derive"] }
-serde_json = "1.0.125"
+serde_json = "1.0.128"
 
 [[bench]]
 name = "mlkem"