diff --git a/Cargo.lock b/Cargo.lock
index d2533ff..5c1d795 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1053,9 +1053,9 @@ checksum = "ac74c624d6b2d21f425f752262f42188365d7b8ff1aff74c82e45136510a4857"
 
 [[package]]
 name = "preserves"
-version = "2.0.0"
+version = "2.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cb9b4e6da51a363e60d03c2e5a2c6fd2cc501f52415c72779fd2238f28c95fc1"
+checksum = "7a0086a724d53b7e1e0f2859296a571b508190c6bbcfe18a29f6e9222ee0db53"
 dependencies = [
  "base64",
  "dtoa",
@@ -1067,9 +1067,9 @@ dependencies = [
 
 [[package]]
 name = "preserves-schema"
-version = "2.0.0"
+version = "2.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b7fa4b81122d3bf688629f1b9c97af5061b6a1410eb805f69a836bdd1095b8ed"
+checksum = "75771c28e2614f6456123b18ee55afb61e0b1b5b12fbe088fd6384cc9623a72c"
 dependencies = [
  "convert_case",
  "glob",
diff --git a/syndicate-server/Cargo.toml b/syndicate-server/Cargo.toml
index 38a1ba6..4921f66 100644
--- a/syndicate-server/Cargo.toml
+++ b/syndicate-server/Cargo.toml
@@ -10,11 +10,11 @@ repository = "https://git.syndicate-lang.org/syndicate-lang/syndicate-rs"
 license = "Apache-2.0"
 
 [build-dependencies]
-preserves-schema = "2.0.0"
+preserves-schema = "2.1.0"
 syndicate = { path = "../syndicate", version = "^0.12.0"}
 
 [dependencies]
-preserves-schema = "2.0.0"
+preserves-schema = "2.1.0"
 syndicate = { path = "../syndicate", version = "^0.12.0"}
 syndicate-macros = { path = "../syndicate-macros", version = "^0.7.0"}
 
diff --git a/syndicate/Cargo.toml b/syndicate/Cargo.toml
index de253d2..8c679ae 100644
--- a/syndicate/Cargo.toml
+++ b/syndicate/Cargo.toml
@@ -13,11 +13,11 @@ license = "Apache-2.0"
 vendored-openssl = ["openssl/vendored"]
 
 [build-dependencies]
-preserves-schema = "2.0.0"
+preserves-schema = "2.1.0"
 
 [dependencies]
-preserves = "2.0.0"
-preserves-schema = "2.0.0"
+preserves = "2.1.0"
+preserves-schema = "2.1.0"
 
 tokio = { version = "1.10", features = ["io-util", "macros", "rt", "rt-multi-thread", "time"] }
 tokio-util = "0.6"