diff --git a/Cargo.lock b/Cargo.lock
index b92541c..6e84c9c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1620,9 +1620,9 @@ checksum = "94143f37725109f92c262ed2cf5e59bce7498c01bcc1502d7b9afe439a4e9f49"
 
 [[package]]
 name = "serde"
-version = "1.0.208"
+version = "1.0.209"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cff085d2cb684faa248efb494c39b68e522822ac0de72ccf08109abde717cfb2"
+checksum = "99fce0ffe7310761ca6bf9faf5115afbc19688edd00171d81b1bb1b116c63e09"
 dependencies = [
  "serde_derive",
 ]
@@ -1647,9 +1647,9 @@ dependencies = [
 
 [[package]]
 name = "serde_derive"
-version = "1.0.208"
+version = "1.0.209"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "24008e81ff7613ed8e5ba0cfaf24e2c2f1e5b8a0495711e44fcd4882fca62bcf"
+checksum = "a5831b979fd7b5439637af1752d535ff49f4860c0f341d1baeb6faf0f4242170"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/Cargo.toml b/Cargo.toml
index 3e13fea..c57d587 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -26,7 +26,7 @@ rust-version = "1.78"
 log = "0.4.22"
 rsjudge-traits = { version = "0.1.0", path = "crates/rsjudge-traits" }
 rsjudge-utils = { version = "0.1.0", path = "crates/rsjudge-utils" }
-serde = { version = "1.0.208", features = ["derive"] }
+serde = { version = "1.0.209", features = ["derive"] }
 tokio = "1.39.3"
 
 [package]