diff --git a/Cargo.lock b/Cargo.lock
index 91090603..bddf8c61 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1479,18 +1479,18 @@ checksum = "1c107b6f4780854c8b126e228ea8869f4d7b71260f962fefb57b996b8959ba6b"
 
 [[package]]
 name = "serde"
-version = "1.0.195"
+version = "1.0.196"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "63261df402c67811e9ac6def069e4786148c4563f4b50fd4bf30aa370d626b02"
+checksum = "870026e60fa08c69f064aa766c10f10b1d62db9ccd4d0abb206472bee0ce3b32"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.195"
+version = "1.0.196"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "46fe8f8603d81ba86327b23a2e9cdf49e1255fb94a4c5f297f6ee0547178ea2c"
+checksum = "33c85360c95e7d137454dc81d9a4ed2b8efd8fbe19cee57357b32b9771fccb67"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/Cargo.toml b/Cargo.toml
index 98dfb128..846716d0 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,7 +11,7 @@ crate-type = ["cdylib"]
 [dependencies]
 pyo3 = { version = "0.20.2", features = ["extension-module", "anyhow"] }
 rayon = "1.8.1"
-serde = { version = "1.0.195", features = ["derive"] }
+serde = { version = "1.0.196", features = ["derive"] }
 sourmash = { git = "https://github.com/sourmash-bio/sourmash", "rev" = "ff1092f8f366339caa59d7203f623813228f4356" }
 serde_json = "1.0.111"
 niffler = "2.4.0"