diff --git a/Cargo.lock b/Cargo.lock
index caee231..405ffdf 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3141,11 +3141,11 @@ dependencies = [
 
 [[package]]
 name = "serde_with"
-version = "3.7.0"
+version = "3.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ee80b0e361bbf88fd2f6e242ccd19cfda072cb0faa6ae694ecee08199938569a"
+checksum = "0ad483d2ab0149d5a5ebcd9972a3852711e0153d863bf5a5d0391d28883c4a20"
 dependencies = [
- "base64 0.21.7",
+ "base64 0.22.0",
  "chrono",
  "hex",
  "indexmap 1.9.3",
@@ -3159,9 +3159,9 @@ dependencies = [
 
 [[package]]
 name = "serde_with_macros"
-version = "3.7.0"
+version = "3.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6561dc161a9224638a31d876ccdfefbc1df91d3f3a8342eddb35f055d48c7655"
+checksum = "65569b702f41443e8bc8bbb1c5779bd0450bbe723b56198980e80ec45780bce2"
 dependencies = [
  "darling",
  "proc-macro2",
diff --git a/timestampvm/Cargo.toml b/timestampvm/Cargo.toml
index a282b29..56e02a8 100644
--- a/timestampvm/Cargo.toml
+++ b/timestampvm/Cargo.toml
@@ -26,7 +26,7 @@ log = "0.4.21"
 semver = "1.0.22"
 serde = { version = "1.0.197", features = ["derive"] }
 serde_json = "1.0.116" # https://github.com/serde-rs/json/releases
-serde_with = { version = "3.7.0", features = ["hex"] }
+serde_with = { version = "3.8.1", features = ["hex"] }
 tokio = { version = "1.37.0", features = ["fs", "rt-multi-thread"] }
 tonic = { version = "0.11.0", features = ["gzip"] }