diff --git a/Cargo.lock b/Cargo.lock
index d88f8d8..36a9c44 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -444,6 +444,27 @@ version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e3b5ca7a04898ad4bcd41c90c5285445ff5b791899bb1b0abdd2a2aa791211d7"
 
+[[package]]
+name = "bytecheck"
+version = "0.6.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d11cac2c12b5adc6570dad2ee1b87eff4955dac476fe12d81e5fdd352e52406f"
+dependencies = [
+ "bytecheck_derive",
+ "ptr_meta",
+]
+
+[[package]]
+name = "bytecheck_derive"
+version = "0.6.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "13e576ebe98e605500b3c8041bb888e966653577172df6dd97398714eb30b9bf"
+dependencies = [
+ "proc-macro2 1.0.28",
+ "quote 1.0.9",
+ "syn 1.0.75",
+]
+
 [[package]]
 name = "bytemuck"
 version = "1.7.3"
@@ -1544,6 +1565,15 @@ dependencies = [
  "ahash 0.7.6",
 ]
 
+[[package]]
+name = "hashbrown"
+version = "0.12.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8a9ee70c43aaf417c914396645a0fa852624801b24ebb7ae78fe8272889ac888"
+dependencies = [
+ "ahash 0.7.6",
+]
+
 [[package]]
 name = "heck"
 version = "0.3.3"
@@ -2975,6 +3005,26 @@ dependencies = [
  "prost",
 ]
 
+[[package]]
+name = "ptr_meta"
+version = "0.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0738ccf7ea06b608c10564b31debd4f5bc5e197fc8bfe088f68ae5ce81e7a4f1"
+dependencies = [
+ "ptr_meta_derive",
+]
+
+[[package]]
+name = "ptr_meta_derive"
+version = "0.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "16b845dbfca988fa33db069c0e230574d15a3088f147a87b64c7589eb662c9ac"
+dependencies = [
+ "proc-macro2 1.0.28",
+ "quote 1.0.9",
+ "syn 1.0.75",
+]
+
 [[package]]
 name = "qstring"
 version = "0.7.2"
@@ -3291,6 +3341,15 @@ dependencies = [
  "winapi 0.3.9",
 ]
 
+[[package]]
+name = "rend"
+version = "0.3.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "79af64b4b6362ffba04eef3a4e10829718a4896dac19daa741851c86781edf95"
+dependencies = [
+ "bytecheck",
+]
+
 [[package]]
 name = "reqwest"
 version = "0.11.9"
@@ -3353,6 +3412,31 @@ dependencies = [
  "winapi 0.3.9",
 ]
 
+[[package]]
+name = "rkyv"
+version = "0.7.39"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cec2b3485b07d96ddfd3134767b8a447b45ea4eb91448d0a35180ec0ffd5ed15"
+dependencies = [
+ "bytecheck",
+ "hashbrown 0.12.3",
+ "ptr_meta",
+ "rend",
+ "rkyv_derive",
+ "seahash",
+]
+
+[[package]]
+name = "rkyv_derive"
+version = "0.7.39"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6eaedadc88b53e36dd32d940ed21ae4d850d5916f2581526921f553a72ac34c4"
+dependencies = [
+ "proc-macro2 1.0.28",
+ "quote 1.0.9",
+ "syn 1.0.75",
+]
+
 [[package]]
 name = "rocksdb"
 version = "0.16.0"
@@ -3381,13 +3465,20 @@ dependencies = [
 
 [[package]]
 name = "rust_decimal"
-version = "1.22.0"
+version = "1.27.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d37baa70cf8662d2ba1c1868c5983dda16ef32b105cce41fb5c47e72936a90b3"
+checksum = "33c321ee4e17d2b7abe12b5d20c1231db708dd36185c8a21e9de5fed6da4dbe9"
 dependencies = [
  "arrayvec 0.7.2",
+ "borsh",
+ "bytecheck",
+ "byteorder",
+ "bytes 1.1.0",
  "num-traits",
+ "rand 0.8.5",
+ "rkyv",
  "serde",
+ "serde_json",
 ]
 
 [[package]]
@@ -3547,6 +3638,12 @@ dependencies = [
  "untrusted",
 ]
 
+[[package]]
+name = "seahash"
+version = "4.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1c107b6f4780854c8b126e228ea8869f4d7b71260f962fefb57b996b8959ba6b"
+
 [[package]]
 name = "security-framework"
 version = "2.3.1"
diff --git a/Cargo.toml b/Cargo.toml
index 6a4b398..0d4b273 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -37,7 +37,7 @@ borsh-derive = "0.9.1"
 #numerics
 # This must be pinned to 0.9.1 until Solana's Rust fork supports Rust >=1.56.1
 uint = { version = "=0.9.1", default-features = false }
-rust_decimal = {version = "1.22", features = [ "maths" ] }
+rust_decimal = {version = "1.27", features = [ "maths" ] }
 rust_decimal_macros = "1.22"
 
 #error handling
diff --git a/fuzz/Cargo.toml b/fuzz/Cargo.toml
index a837f11..729c521 100644
--- a/fuzz/Cargo.toml
+++ b/fuzz/Cargo.toml
@@ -26,7 +26,7 @@ borsh-derive = "0.9.1"
 
 #numerics
 uint = { version = "=0.9.1", default-features = false }
-rust_decimal = {version = "1.22", features = [ "maths" ] }
+rust_decimal = {version = "1.27", features = [ "maths" ] }
 rust_decimal_macros = "1.22"
 
 #error handling