diff --git a/Cargo.lock b/Cargo.lock
index 1c235149..2dfedeb4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -115,7 +115,7 @@ checksum = "b9ccdd8f2a161be9bd5c023df56f1b2a0bd1d83872ae53b71a84a12c9bf6e842"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.28",
+ "syn 2.0.46",
 ]
 
 [[package]]
@@ -476,7 +476,7 @@ checksum = "83fdaf97f4804dcebfa5862639bc9ce4121e82140bec2a987ac5140294865b5b"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.28",
+ "syn 2.0.46",
 ]
 
 [[package]]
@@ -891,7 +891,7 @@ checksum = "53b153fd91e4b0147f4aced87be237c98248656bb01050b96bf3ee89220a8ddb"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.28",
+ "syn 2.0.46",
 ]
 
 [[package]]
@@ -1644,9 +1644,9 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.63"
+version = "1.0.74"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7b368fba921b0dce7e60f5e04ec15e565b3303972b42bcfde1d0713b881959eb"
+checksum = "2de98502f212cfcea8d0bb305bd0f49d7ebdd75b64ba0a68f937d888f4e0d6db"
 dependencies = [
  "unicode-ident",
 ]
@@ -1707,9 +1707,9 @@ dependencies = [
 
 [[package]]
 name = "quote"
-version = "1.0.29"
+version = "1.0.35"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "573015e8ab27661678357f27dc26460738fd2b6c86e46f386fde94cb5d913105"
+checksum = "291ec9ab5efd934aaf503a6466c5d5251535d108ee747472c3977cc5acc868ef"
 dependencies = [
  "proc-macro2",
 ]
@@ -2055,29 +2055,29 @@ checksum = "58bc9567378fc7690d6b2addae4e60ac2eeea07becb2c64b9f218b53865cba2a"
 
 [[package]]
 name = "serde"
-version = "1.0.192"
+version = "1.0.194"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bca2a08484b285dcb282d0f67b26cadc0df8b19f8c12502c13d966bf9482f001"
+checksum = "0b114498256798c94a0689e1a15fec6005dee8ac1f41de56404b67afc2a4b773"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.192"
+version = "1.0.194"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d6c7207fbec9faa48073f3e3074cbe553af6ea512d7c21ba46e434e70ea9fbc1"
+checksum = "a3385e45322e8f9931410f01b3031ec534c3947d0e94c18049af4d9f9907d4e0"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.28",
+ "syn 2.0.46",
 ]
 
 [[package]]
 name = "serde_json"
-version = "1.0.109"
+version = "1.0.110"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cb0652c533506ad7a2e353cce269330d6afd8bdfb6d75e0ace5b35aacbd7b9e9"
+checksum = "6fbd975230bada99c8bb618e0c365c2eefa219158d5c6c29610fd09ff1833257"
 dependencies = [
  "itoa",
  "ryu",
@@ -2228,9 +2228,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "2.0.28"
+version = "2.0.46"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "04361975b3f5e348b2189d8dc55bc942f278b2d482a6a0365de5bdd62d351567"
+checksum = "89456b690ff72fddcecf231caedbe615c59480c93358a93dfae7fc29e3ebbf0e"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/core/Cargo.toml b/core/Cargo.toml
index 85d8c708..89dc1632 100644
--- a/core/Cargo.toml
+++ b/core/Cargo.toml
@@ -24,7 +24,7 @@ hkdf = "^0.12.4"
 lazy_static = "^1.4"
 rand = "^0.8"
 serde = { version = "^1.0.192", features = ["derive"], optional = true }
-serde_json = { version = "^1.0.109", optional = true }
+serde_json = { version = "^1.0.110", optional = true }
 sha-1 = "^0.10.1"
 sha2 = "^0.10.8"
 subtle = "^2.4"
diff --git a/integration/gcpkms/Cargo.toml b/integration/gcpkms/Cargo.toml
index 14166cb7..a58a3097 100644
--- a/integration/gcpkms/Cargo.toml
+++ b/integration/gcpkms/Cargo.toml
@@ -21,7 +21,7 @@ hyper-rustls = "^0.22.1"
 lazy_static = "^1.4"
 percent-encoding = "^2.3"
 serde = { version = "^1.0", features = ["derive"] }
-serde_json = "^1.0.109"
+serde_json = "^1.0.110"
 tink-core = "^0.2"
 tokio = "^1.16"
 yup-oauth2 = "^5.1"
diff --git a/tests/Cargo.toml b/tests/Cargo.toml
index b8916d96..1ac8046e 100644
--- a/tests/Cargo.toml
+++ b/tests/Cargo.toml
@@ -19,7 +19,7 @@ p256 = { version = "^0.13.2", features = ["ecdsa", "pkcs8"] }
 rand = "^0.8"
 regex = "^1.10.2"
 serde = { version = "^1.0.192", features = ["derive"] }
-serde_json = "^1.0.109"
+serde_json = "^1.0.110"
 tink-core = { version = "^0.2", features = ["insecure", "json"] }
 tink-aead = "^0.2"
 tink-daead = "^0.2"