diff --git a/Cargo.lock b/Cargo.lock
index 0105bcab..57aff1c4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -483,7 +483,7 @@ checksum = "c7c24de15d275a1ecfd47a380fb4d5ec9bfe0933f309ed5e705b775596a3574d"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.79",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -494,7 +494,7 @@ checksum = "721cae7de5c34fbb2acd27e21e6d2cf7b886dce0c27388d46c4e6c47ea4318dd"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.79",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -542,7 +542,7 @@ checksum = "3c87f3f15e7794432337fc718554eaa4dc8f04c9677a950ffe366f20a162ae42"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.79",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -1118,7 +1118,7 @@ dependencies = [
  "regex",
  "rustc-hash",
  "shlex",
- "syn 2.0.79",
+ "syn 2.0.90",
  "which",
 ]
 
@@ -1450,7 +1450,7 @@ dependencies = [
  "heck 0.5.0",
  "proc-macro2",
  "quote",
- "syn 2.0.79",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -1957,7 +1957,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "scratch",
- "syn 2.0.79",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -1974,7 +1974,7 @@ checksum = "98532a60dedaebc4848cb2cba5023337cc9ea3af16a5b062633fabfd9f18fb60"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.79",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -2021,7 +2021,7 @@ dependencies = [
  "ident_case",
  "proc-macro2",
  "quote",
- "syn 2.0.79",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -2043,7 +2043,7 @@ checksum = "d336a2a514f6ccccaa3e09b02d41d35330c07ddf03a62165fcec10bb561c7806"
 dependencies = [
  "darling_core 0.20.10",
  "quote",
- "syn 2.0.79",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -2091,7 +2091,7 @@ checksum = "5f33878137e4dafd7fa914ad4e259e18a4e8e532b9617a2d0150262bf53abfce"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.79",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -2301,7 +2301,7 @@ dependencies = [
  "heck 0.5.0",
  "proc-macro2",
  "quote",
- "syn 2.0.79",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -2342,7 +2342,7 @@ dependencies = [
  "darling 0.20.10",
  "proc-macro2",
  "quote",
- "syn 2.0.79",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -2508,7 +2508,7 @@ dependencies = [
  "reqwest 0.11.27",
  "serde",
  "serde_json",
- "syn 2.0.79",
+ "syn 2.0.90",
  "toml 0.8.19",
  "walkdir",
 ]
@@ -2526,7 +2526,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "serde_json",
- "syn 2.0.79",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -2552,7 +2552,7 @@ dependencies = [
  "serde",
  "serde_json",
  "strum 0.26.3",
- "syn 2.0.79",
+ "syn 2.0.90",
  "tempfile",
  "thiserror",
  "tiny-keccak",
@@ -2811,7 +2811,7 @@ checksum = "7693d9dd1ec1c54f52195dfe255b627f7cec7da33b679cd56de949e662b3db10"
 dependencies = [
  "flame",
  "quote",
- "syn 2.0.79",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -2964,7 +2964,7 @@ checksum = "162ee34ebcb7c64a8abebc059ce0fee27c2262618d7b60ed8faf72fef13c3650"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.79",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -4303,7 +4303,7 @@ dependencies = [
  "proc-macro-crate",
  "proc-macro2",
  "quote",
- "syn 2.0.79",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -4387,7 +4387,7 @@ checksum = "a948666b637a0f465e8564c73e89d4dde00d72d4d473cc972f390fc3dcee7d9c"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.79",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -4699,7 +4699,7 @@ dependencies = [
  "pest_meta",
  "proc-macro2",
  "quote",
- "syn 2.0.79",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -4763,7 +4763,7 @@ dependencies = [
  "phf_shared 0.11.2",
  "proc-macro2",
  "quote",
- "syn 2.0.79",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -4801,7 +4801,7 @@ checksum = "a4502d8515ca9f32f1fb543d987f63d95a14934883db45bdb48060b6b69257f8"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.79",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -4928,7 +4928,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "479cf940fbbb3426c32c5d5176f62ad57549a0bb84773423ba8be9d089f5faba"
 dependencies = [
  "proc-macro2",
- "syn 2.0.79",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -4980,9 +4980,9 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.87"
+version = "1.0.92"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b3e4daa0dcf6feba26f985457cdf104d4b4256fc5a09547140f3631bb076b19a"
+checksum = "37d3544b3f2748c54e147655edb5025752e2303145b5aefb3c3ea2c78b973bb0"
 dependencies = [
  "unicode-ident",
 ]
@@ -5870,7 +5870,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "semaphore-depth-config",
- "syn 2.0.79",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -5914,9 +5914,9 @@ checksum = "cd0b0ec5f1c1ca621c432a25813d8d60c88abe6d3e08a3eb9cf37d97a0fe3d73"
 
 [[package]]
 name = "serde"
-version = "1.0.210"
+version = "1.0.216"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c8e3592472072e6e22e0a54d5904d9febf8508f65fb8552499a1abc7d1078c3a"
+checksum = "0b9781016e935a97e8beecf0c933758c97a5520d32930e460142b4cd80c6338e"
 dependencies = [
  "serde_derive",
 ]
@@ -5942,13 +5942,13 @@ dependencies = [
 
 [[package]]
 name = "serde_derive"
-version = "1.0.210"
+version = "1.0.216"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "243902eda00fad750862fc144cea25caca5e20d615af0a81bee94ca738f1df1f"
+checksum = "46f859dbbf73865c6627ed570e78961cd3ac92407a2d117204c49232485da55e"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.79",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -6332,7 +6332,7 @@ dependencies = [
  "quote",
  "sqlx-core",
  "sqlx-macros-core",
- "syn 2.0.79",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -6355,7 +6355,7 @@ dependencies = [
  "sqlx-mysql",
  "sqlx-postgres",
  "sqlx-sqlite",
- "syn 2.0.79",
+ "syn 2.0.90",
  "tempfile",
  "tokio",
  "url",
@@ -6543,7 +6543,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "rustversion",
- "syn 2.0.79",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -6556,7 +6556,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "rustversion",
- "syn 2.0.79",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -6598,9 +6598,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "2.0.79"
+version = "2.0.90"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "89132cd0bf050864e1d38dc3bbc07a0eb8e7530af26344d3d2bbbef83499f590"
+checksum = "919d3b74a5dd0ccd15aeb8f93e7006bd9e14c295087c9896a110f490752bcf31"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -6775,7 +6775,7 @@ dependencies = [
  "cfg-if",
  "proc-macro2",
  "quote",
- "syn 2.0.79",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -6786,7 +6786,7 @@ checksum = "5c89e72a01ed4c579669add59014b9a524d609c0c88c6a585ce37485879f6ffb"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.79",
+ "syn 2.0.90",
  "test-case-core",
 ]
 
@@ -6842,7 +6842,7 @@ checksum = "08904e7672f5eb876eaaf87e0ce17857500934f4981c4a0ab2b4aa98baac7fc3"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.79",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -6958,7 +6958,7 @@ checksum = "693d596312e88961bc67d7f1f97af8a70227d9f90c31bba5806eec004978d752"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.79",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -7170,7 +7170,7 @@ checksum = "34704c8d6ebcbc939824180af020566b01a7c01f80641264eba0999f6c2b6be7"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.79",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -7290,7 +7290,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "04659ddb06c87d233c566112c1c9c5b9e98256d9af50ec3bc9c8327f873a7568"
 dependencies = [
  "quote",
- "syn 2.0.79",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -7551,7 +7551,7 @@ dependencies = [
  "once_cell",
  "proc-macro2",
  "quote",
- "syn 2.0.79",
+ "syn 2.0.90",
  "wasm-bindgen-shared",
 ]
 
@@ -7585,7 +7585,7 @@ checksum = "26c6ab57572f7a24a4985830b120de1594465e5d500f24afe89e16b4e833ef68"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.79",
+ "syn 2.0.90",
  "wasm-bindgen-backend",
  "wasm-bindgen-shared",
 ]
@@ -8305,7 +8305,7 @@ checksum = "fa4f8080344d4671fb4e831a13ad1e68092748387dfc4f55e356242fae12ce3e"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.79",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -8325,7 +8325,7 @@ checksum = "ce36e65b0d2999d2aafac989fb249189a141aee1f53c612c1f37d72631959f69"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.79",
+ "syn 2.0.90",
 ]
 
 [[package]]
diff --git a/crates/micro-oz/Cargo.toml b/crates/micro-oz/Cargo.toml
index 2e0d7f79..a35e3514 100644
--- a/crates/micro-oz/Cargo.toml
+++ b/crates/micro-oz/Cargo.toml
@@ -14,7 +14,7 @@ clap = { version = "4.3.14", features = ["env", "derive"] }
 ethers = { version = "2.0.10", features = ["openssl"] }
 hyper = "0.14.27"
 oz-api = { path = "../oz-api" }
-serde = "1.0.171"
+serde = "1.0.216"
 serde_json = "1.0.103"
 tokio = { version = "1.29.1", features = ["full"] }
 tracing = "0.1.37"
diff --git a/crates/oz-api/Cargo.toml b/crates/oz-api/Cargo.toml
index 2167dc0b..414d4a9d 100644
--- a/crates/oz-api/Cargo.toml
+++ b/crates/oz-api/Cargo.toml
@@ -11,7 +11,7 @@ cognitoauth = { path = "../cognitoauth" }
 ethers = { version = "2.0.10", features = [ "ws", "ipc", "openssl", "abigen" ] }
 hyper = { version = "^0.14.17", features = ["server", "tcp", "http1", "http2"] }
 reqwest = "0.11.14"
-serde = { version = "1.0.154", features = ["derive"] }
+serde = { version = "1.0.216", features = ["derive"] }
 serde_json = "1.0.94"
 thiserror = "1.0.39"
 tokio = { version = "1.17", features = ["full"] }
diff --git a/crates/tx-sitter-client/Cargo.toml b/crates/tx-sitter-client/Cargo.toml
index d5e81296..c3f90c25 100644
--- a/crates/tx-sitter-client/Cargo.toml
+++ b/crates/tx-sitter-client/Cargo.toml
@@ -10,7 +10,7 @@ telemetry-batteries = { git = "https://github.com/worldcoin/telemetry-batteries.
 anyhow = "1.0"
 ethers = { version = "2.0.10", features = [ ] }
 reqwest = { version = "0.12.8", features = ["json"] }
-serde = { version = "1.0.154", features = ["derive"] }
+serde = { version = "1.0.216", features = ["derive"] }
 serde_json = "1.0.94"
 strum = { version = "0.25", features = ["derive"] }
 tracing = "0.1"