diff --git a/Cargo.lock b/Cargo.lock
index 2f2f41e..3cb0811 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1015,9 +1015,9 @@ checksum = "94143f37725109f92c262ed2cf5e59bce7498c01bcc1502d7b9afe439a4e9f49"
 
 [[package]]
 name = "serde"
-version = "1.0.203"
+version = "1.0.209"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7253ab4de971e72fb7be983802300c30b5a7f0c2e56fab8abfc6a214307c0094"
+checksum = "99fce0ffe7310761ca6bf9faf5115afbc19688edd00171d81b1bb1b116c63e09"
 dependencies = [
  "serde_derive",
 ]
@@ -1033,9 +1033,9 @@ dependencies = [
 
 [[package]]
 name = "serde_derive"
-version = "1.0.203"
+version = "1.0.209"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "500cbc0ebeb6f46627f50f3f5811ccf6bf00643be300b4c3eabc0ef55dc5b5ba"
+checksum = "a5831b979fd7b5439637af1752d535ff49f4860c0f341d1baeb6faf0f4242170"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/Cargo.toml b/Cargo.toml
index 4f3dcbe..276c09b 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -40,7 +40,7 @@ parking_lot = "0.12.3"
 rand = "0.8.5"
 rlimit = "0.10.1"
 rustc-hash = "2.0.0"
-serde = "1.0.203"
+serde = "1.0.209"
 serde_derive = "1.0.203"
 serde-big-array = "0.5.1"
 sieve-cache = "0.2.1"