diff --git a/Cargo.lock b/Cargo.lock
index 5dfbf5f7..704d26d2 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -114,7 +114,7 @@ checksum = "16e62a023e7c117e27523144c5d2459f4397fcc3cab0085af8e2224f643a0193"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.90",
+ "syn",
 ]
 
 [[package]]
@@ -125,7 +125,7 @@ checksum = "c6fa2087f2753a7da8cc1c0dbfcf89579dd57458e36769de5ac750b4671737ca"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.90",
+ "syn",
 ]
 
 [[package]]
@@ -391,7 +391,7 @@ dependencies = [
  "heck",
  "proc-macro2",
  "quote",
- "syn 2.0.90",
+ "syn",
 ]
 
 [[package]]
@@ -492,7 +492,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "strsim 0.10.0",
- "syn 2.0.90",
+ "syn",
 ]
 
 [[package]]
@@ -503,7 +503,7 @@ checksum = "836a9bbc7ad63342d6d6e7b815ccab164bc77a2d95d84bc3117a8c0d5c98e2d5"
 dependencies = [
  "darling_core",
  "quote",
- "syn 2.0.90",
+ "syn",
 ]
 
 [[package]]
@@ -624,7 +624,7 @@ checksum = "f95e2801cd355d4a1a3e3953ce6ee5ae9603a5c833455343a8bfe3f44d418246"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.90",
+ "syn",
 ]
 
 [[package]]
@@ -752,7 +752,7 @@ checksum = "53b153fd91e4b0147f4aced87be237c98248656bb01050b96bf3ee89220a8ddb"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.90",
+ "syn",
 ]
 
 [[package]]
@@ -1422,7 +1422,7 @@ checksum = "a948666b637a0f465e8564c73e89d4dde00d72d4d473cc972f390fc3dcee7d9c"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.90",
+ "syn",
 ]
 
 [[package]]
@@ -1614,7 +1614,7 @@ checksum = "4359fd9c9171ec6e8c62926d6faaf553a8dc3f64e1507e76da7911b4f6a04405"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.90",
+ "syn",
 ]
 
 [[package]]
@@ -1697,7 +1697,7 @@ dependencies = [
  "itertools",
  "proc-macro2",
  "quote",
- "syn 2.0.90",
+ "syn",
 ]
 
 [[package]]
@@ -1870,7 +1870,7 @@ checksum = "bcc303e793d3734489387d205e9b186fac9c6cfacedd98cbb2e8a5943595f3e6"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.90",
+ "syn",
 ]
 
 [[package]]
@@ -2144,9 +2144,9 @@ dependencies = [
 
 [[package]]
 name = "schemars"
-version = "0.8.16"
+version = "0.8.22"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "45a28f4c49489add4ce10783f7911893516f15afe45d015608d41faca6bc4d29"
+checksum = "3fbf2ae1b8bc8e02df939598064d22402220cd5bbcca1c76f7d6a310974d5615"
 dependencies = [
  "dyn-clone",
  "indexmap 1.9.3",
@@ -2159,14 +2159,14 @@ dependencies = [
 
 [[package]]
 name = "schemars_derive"
-version = "0.8.16"
+version = "0.8.22"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c767fd6fa65d9ccf9cf026122c1b555f2ef9a4f0cea69da4d7dbc3e258d30967"
+checksum = "32e265784ad618884abaea0600a9adf15393368d840e0222d101a072f3f7534d"
 dependencies = [
  "proc-macro2",
  "quote",
  "serde_derive_internals",
- "syn 1.0.109",
+ "syn",
 ]
 
 [[package]]
@@ -2231,18 +2231,18 @@ checksum = "11bd257a6541e141e42ca6d24ae26f7714887b47e89aa739099104c7e4d3b7fc"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.90",
+ "syn",
 ]
 
 [[package]]
 name = "serde_derive_internals"
-version = "0.26.0"
+version = "0.29.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "85bf8229e7920a9f636479437026331ce11aa132b4dde37d121944a44d6e5f3c"
+checksum = "18d26a20a969b9e3fdf2fc2d9f21eda6c40e2de84c9408bb5d3b05d499aae711"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 1.0.109",
+ "syn",
 ]
 
 [[package]]
@@ -2306,7 +2306,7 @@ dependencies = [
  "darling",
  "proc-macro2",
  "quote",
- "syn 2.0.90",
+ "syn",
 ]
 
 [[package]]
@@ -2434,17 +2434,6 @@ version = "2.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "81cdd64d312baedb58e21336b31bc043b77e01cc99033ce76ef539f78e965ebc"
 
-[[package]]
-name = "syn"
-version = "1.0.109"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "72b64191b275b66ffe2469e8af2c1cfe3bafa67b529ead792a6d0160888b4237"
-dependencies = [
- "proc-macro2",
- "quote",
- "unicode-ident",
-]
-
 [[package]]
 name = "syn"
 version = "2.0.90"
@@ -2521,7 +2510,7 @@ checksum = "4fee6c4efc90059e10f81e6d42c60a18f76588c3d74cb83a0b242a2b6c7504c1"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.90",
+ "syn",
 ]
 
 [[package]]
@@ -2532,7 +2521,7 @@ checksum = "d65750cab40f4ff1929fb1ba509e9914eb756131cef4210da8d5d700d26f6312"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.90",
+ "syn",
 ]
 
 [[package]]
@@ -2655,7 +2644,7 @@ checksum = "693d596312e88961bc67d7f1f97af8a70227d9f90c31bba5806eec004978d752"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.90",
+ "syn",
 ]
 
 [[package]]
@@ -2829,7 +2818,7 @@ checksum = "34704c8d6ebcbc939824180af020566b01a7c01f80641264eba0999f6c2b6be7"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.90",
+ "syn",
 ]
 
 [[package]]
@@ -2923,7 +2912,7 @@ checksum = "1f718dfaf347dcb5b983bfc87608144b0bad87970aebcbea5ce44d2a30c08e63"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.90",
+ "syn",
 ]
 
 [[package]]
@@ -3078,7 +3067,7 @@ dependencies = [
  "once_cell",
  "proc-macro2",
  "quote",
- "syn 2.0.90",
+ "syn",
  "wasm-bindgen-shared",
 ]
 
@@ -3112,7 +3101,7 @@ checksum = "c5353b8dab669f5e10f5bd76df26a9360c748f054f862ff5f3f8aae0c7fb3907"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.90",
+ "syn",
  "wasm-bindgen-backend",
  "wasm-bindgen-shared",
 ]
diff --git a/crates/cli/Cargo.toml b/crates/cli/Cargo.toml
index d1e136a1..de04de0c 100644
--- a/crates/cli/Cargo.toml
+++ b/crates/cli/Cargo.toml
@@ -11,7 +11,7 @@ ndc-sqlserver-configuration = { path = "../configuration" }
 
 anyhow = "1.0.82"
 clap = { version = "4.5.4", features = ["derive", "env"] }
-schemars = { version = "0.8.16", features = ["smol_str", "preserve_order"] }
+schemars = { version = "0.8.22", features = ["smol_str", "preserve_order"] }
 serde = { version = "1.0.198", features = ["derive"] }
 serde_json = { version = "1.0.116", features = ["raw_value"] }
 serde_yaml = "0.9.34"
diff --git a/crates/query-engine/metadata/Cargo.toml b/crates/query-engine/metadata/Cargo.toml
index 9b75bb93..c171c43e 100644
--- a/crates/query-engine/metadata/Cargo.toml
+++ b/crates/query-engine/metadata/Cargo.toml
@@ -9,6 +9,6 @@ workspace = true
 
 [dependencies]
 ndc-models = { workspace = true }
-schemars = { version = "0.8.16", features = ["smol_str"] }
+schemars = { version = "0.8.22", features = ["smol_str"] }
 serde = { version = "1.0.198", features = ["derive"] }
 smol_str = { workspace = true }