diff --git a/Cargo.lock b/Cargo.lock
index 8df9fb59..1bb2698a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -4265,18 +4265,18 @@ checksum = "b97ed7a9823b74f99c7742f5336af7be5ecd3eeafcb1507d1fa93347b1d589b0"
 
 [[package]]
 name = "serde"
-version = "1.0.203"
+version = "1.0.204"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7253ab4de971e72fb7be983802300c30b5a7f0c2e56fab8abfc6a214307c0094"
+checksum = "bc76f558e0cbb2a839d37354c575f1dc3fdc6546b5be373ba43d95f231bf7c12"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.203"
+version = "1.0.204"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "500cbc0ebeb6f46627f50f3f5811ccf6bf00643be300b4c3eabc0ef55dc5b5ba"
+checksum = "e0cd7e117be63d3c3678776753929474f3b04a43a080c744d6b0ae2a8c28e222"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/Cargo.toml b/Cargo.toml
index 23d4eb00..87ef75a5 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -51,7 +51,7 @@ prio = "0.16.5"
 prometheus = "0.13.4"
 querystrong = "0.3.0"
 rand = "0.8.5"
-serde = { version = "1.0.203", features = ["derive"] }
+serde = { version = "1.0.204", features = ["derive"] }
 serde_json = "1.0.120"
 serde_path_to_error = "0.1.16"
 sha2 = "0.10.8"
diff --git a/cli/Cargo.toml b/cli/Cargo.toml
index 7c968a7b..8fd01ac2 100644
--- a/cli/Cargo.toml
+++ b/cli/Cargo.toml
@@ -29,7 +29,7 @@ thiserror = "1.0.61"
 divviup-client = { workspace = true }
 trillium-rustls = { version = "0.8.1", default-features = false }
 trillium-tokio = "0.4.0"
-serde = "1.0.203"
+serde = "1.0.204"
 email_address = "0.2.5"
 humantime = "2.1.0"
 base64 = "0.22.1"
diff --git a/client/Cargo.toml b/client/Cargo.toml
index 173c0155..b069829d 100644
--- a/client/Cargo.toml
+++ b/client/Cargo.toml
@@ -16,7 +16,7 @@ admin = []
 base64 = "0.22.1"
 email_address = "0.2.5"
 prio = "0.16"
-serde = { version = "1.0.203", features = ["derive"] }
+serde = { version = "1.0.204", features = ["derive"] }
 serde_json = "1.0.120"
 thiserror = "1.0.61"
 trillium-client = { version = "0.6.2", features = ["json"] }
diff --git a/test-support/Cargo.toml b/test-support/Cargo.toml
index 0f516f1c..9483cbe3 100644
--- a/test-support/Cargo.toml
+++ b/test-support/Cargo.toml
@@ -11,7 +11,7 @@ trillium = "0.2.20"
 trillium-macros = "0.0.6"
 trillium-testing = { version = "0.7.0", features = ["tokio"] }
 divviup-api.workspace = true
-serde = "1.0.203"
+serde = "1.0.204"
 serde_json = "1.0.120"
 thiserror = "1.0.61"
 tracing = "0.1.40"