diff --git a/Cargo.lock b/Cargo.lock
index 48d7cae..3a02f7f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1667,18 +1667,18 @@ dependencies = [
 
 [[package]]
 name = "serde"
-version = "1.0.202"
+version = "1.0.203"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "226b61a0d411b2ba5ff6d7f73a476ac4f8bb900373459cd00fab8512828ba395"
+checksum = "7253ab4de971e72fb7be983802300c30b5a7f0c2e56fab8abfc6a214307c0094"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.202"
+version = "1.0.203"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6048858004bcff69094cd972ed40a32500f153bd3be9f716b2eed2e8217c4838"
+checksum = "500cbc0ebeb6f46627f50f3f5811ccf6bf00643be300b4c3eabc0ef55dc5b5ba"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/Cargo.toml b/Cargo.toml
index f7a4446..2d242ed 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,7 +11,7 @@ crate-type = ["cdylib"]
 [dependencies]
 pyo3 = { version = "0.21.2", features = ["extension-module", "anyhow"] }
 rayon = "1.10.0"
-serde = { version = "1.0.202", features = ["derive"] }
+serde = { version = "1.0.203", features = ["derive"] }
 sourmash = { version = "0.13.1"}
 serde_json = "1.0.117"
 niffler = "2.4.0"