diff --git a/Cargo.lock b/Cargo.lock
index 2a2c96ec161..77f9071818e 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -33,6 +33,17 @@ dependencies = [
  "generic-array",
 ]
 
+[[package]]
+name = "ahash"
+version = "0.7.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "891477e0c6a8957309ee5c45a6368af3ae14bb510732d2684ffa19af310920f9"
+dependencies = [
+ "getrandom",
+ "once_cell",
+ "version_check",
+]
+
 [[package]]
 name = "ahash"
 version = "0.8.11"
@@ -516,6 +527,30 @@ dependencies = [
  "generic-array",
 ]
 
+[[package]]
+name = "borsh"
+version = "1.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0901fc8eb0aca4c83be0106d6f2db17d86a08dfc2c25f0e84464bf381158add6"
+dependencies = [
+ "borsh-derive",
+ "cfg_aliases",
+]
+
+[[package]]
+name = "borsh-derive"
+version = "1.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "51670c3aa053938b0ee3bd67c3817e471e626151131b934038e83c5bf8de48f5"
+dependencies = [
+ "once_cell",
+ "proc-macro-crate 3.1.0",
+ "proc-macro2",
+ "quote",
+ "syn 2.0.60",
+ "syn_derive",
+]
+
 [[package]]
 name = "bstr"
 version = "1.8.0"
@@ -550,14 +585,37 @@ checksum = "c3ac9f8b63eca6fd385229b3675f6cc0dc5c8a5c8a54a59d4f52ffd670d87b0c"
 
 [[package]]
 name = "byte-unit"
-version = "4.0.19"
+version = "5.1.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "da78b32057b8fdfc352504708feeba7216dcd65a2c9ab02978cbd288d1279b6c"
+checksum = "33ac19bdf0b2665407c39d82dbc937e951e7e2001609f0fb32edd0af45a2d63e"
 dependencies = [
+ "rust_decimal",
  "serde",
  "utf8-width",
 ]
 
+[[package]]
+name = "bytecheck"
+version = "0.6.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "23cdc57ce23ac53c931e88a43d06d070a6fd142f2617be5855eb75efc9beb1c2"
+dependencies = [
+ "bytecheck_derive",
+ "ptr_meta",
+ "simdutf8",
+]
+
+[[package]]
+name = "bytecheck_derive"
+version = "0.6.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3db406d29fbcd95542e92559bed4d8ad92636d1ca8b3b72ede10b4bcc010e659"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 1.0.109",
+]
+
 [[package]]
 name = "byteorder"
 version = "1.5.0"
@@ -624,6 +682,12 @@ version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
+[[package]]
+name = "cfg_aliases"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fd16c4719339c4530435d38e511904438d07cce7950afa3718a84ac36c10e89e"
+
 [[package]]
 name = "chacha20"
 version = "0.9.1"
@@ -806,7 +870,7 @@ version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b4539869aeea73afd414cc1750eceada0d042764f2d28873d74fbbd81610bffe"
 dependencies = [
- "ahash",
+ "ahash 0.8.11",
  "arc-swap",
  "crossbeam-epoch",
  "crossbeam-queue",
@@ -2376,6 +2440,9 @@ name = "hashbrown"
 version = "0.12.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8a9ee70c43aaf417c914396645a0fa852624801b24ebb7ae78fe8272889ac888"
+dependencies = [
+ "ahash 0.7.8",
+]
 
 [[package]]
 name = "hashbrown"
@@ -2383,7 +2450,7 @@ version = "0.13.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "43a3c133739dddd0d2990f9a4bdf8eb4b21ef50e4851ca85ab661199821d510e"
 dependencies = [
- "ahash",
+ "ahash 0.8.11",
 ]
 
 [[package]]
@@ -2392,7 +2459,7 @@ version = "0.14.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "290f1a1d9242c78d09ce40a5e87e7554ee637af1351968159f4952f028f75604"
 dependencies = [
- "ahash",
+ "ahash 0.8.11",
  "allocator-api2",
 ]
 
@@ -4146,7 +4213,7 @@ version = "3.6.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "be30eaf4b0a9fba5336683b38de57bb86d179a35862ba6bfcf57625d006bde5b"
 dependencies = [
- "proc-macro-crate",
+ "proc-macro-crate 2.0.0",
  "proc-macro2",
  "quote",
  "syn 1.0.109",
@@ -4423,6 +4490,15 @@ dependencies = [
  "toml_edit 0.20.2",
 ]
 
+[[package]]
+name = "proc-macro-crate"
+version = "3.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6d37c51ca738a55da99dc0c4a34860fd675453b8b36209178c2249bb13651284"
+dependencies = [
+ "toml_edit 0.21.1",
+]
+
 [[package]]
 name = "proc-macro-error"
 version = "1.0.4"
@@ -4573,6 +4649,26 @@ dependencies = [
  "cc",
 ]
 
+[[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",
+ "quote",
+ "syn 1.0.109",
+]
+
 [[package]]
 name = "quick-error"
 version = "1.2.3"
@@ -4730,6 +4826,15 @@ version = "0.8.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "adad44e29e4c806119491a7f06f03de4d1af22c3a680dd47f1e6e179439d1f56"
 
+[[package]]
+name = "rend"
+version = "0.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "71fe3824f5629716b1589be05dacd749f6aa084c87e00e016714a8cdfccc997c"
+dependencies = [
+ "bytecheck",
+]
+
 [[package]]
 name = "rfc6979"
 version = "0.4.0"
@@ -4754,6 +4859,35 @@ dependencies = [
  "windows-sys 0.48.0",
 ]
 
+[[package]]
+name = "rkyv"
+version = "0.7.44"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5cba464629b3394fc4dbc6f940ff8f5b4ff5c7aef40f29166fd4ad12acbc99c0"
+dependencies = [
+ "bitvec",
+ "bytecheck",
+ "bytes",
+ "hashbrown 0.12.3",
+ "ptr_meta",
+ "rend",
+ "rkyv_derive",
+ "seahash",
+ "tinyvec",
+ "uuid",
+]
+
+[[package]]
+name = "rkyv_derive"
+version = "0.7.44"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a7dddfff8de25e6f62b9d64e6e432bf1c6736c57d20323e15ee10435fbda7c65"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 1.0.109",
+]
+
 [[package]]
 name = "rle-decode-fast"
 version = "1.0.3"
@@ -4767,8 +4901,13 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1790d1c4c0ca81211399e0e0af16333276f375209e71a37b67698a373db5b47a"
 dependencies = [
  "arrayvec",
+ "borsh",
+ "bytes",
  "num-traits",
+ "rand",
+ "rkyv",
  "serde",
+ "serde_json",
 ]
 
 [[package]]
@@ -4951,6 +5090,12 @@ dependencies = [
  "untrusted",
 ]
 
+[[package]]
+name = "seahash"
+version = "4.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1c107b6f4780854c8b126e228ea8869f4d7b71260f962fefb57b996b8959ba6b"
+
 [[package]]
 name = "sec1"
 version = "0.7.3"
@@ -5243,6 +5388,12 @@ dependencies = [
  "rand_core",
 ]
 
+[[package]]
+name = "simdutf8"
+version = "0.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f27f6278552951f1f2b8cf9da965d10969b2efdea95a6ec47987ab46edfe263a"
+
 [[package]]
 name = "slab"
 version = "0.4.9"
@@ -5481,6 +5632,18 @@ dependencies = [
  "unicode-ident",
 ]
 
+[[package]]
+name = "syn_derive"
+version = "0.1.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1329189c02ff984e9736652b1631330da25eaa6bc639089ed4915d25446cbe7b"
+dependencies = [
+ "proc-macro-error",
+ "proc-macro2",
+ "quote",
+ "syn 2.0.60",
+]
+
 [[package]]
 name = "sync_wrapper"
 version = "0.1.2"
@@ -5805,6 +5968,17 @@ dependencies = [
  "winnow 0.5.40",
 ]
 
+[[package]]
+name = "toml_edit"
+version = "0.21.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6a8534fd7f78b5405e860340ad6575217ce99f38d4d5c8f2442cb5ecb50090e1"
+dependencies = [
+ "indexmap 2.2.6",
+ "toml_datetime",
+ "winnow 0.5.40",
+]
+
 [[package]]
 name = "toml_edit"
 version = "0.22.9"
diff --git a/core/Cargo.toml b/core/Cargo.toml
index 68897f6a1a6..c351be1cb0c 100644
--- a/core/Cargo.toml
+++ b/core/Cargo.toml
@@ -73,7 +73,7 @@ hex = { workspace = true }
 once_cell = { workspace = true }
 tempfile = { workspace = true }
 
-byte-unit = "4.0.19"
+byte-unit = "5.1.4"
 
 [[bench]]
 name = "validation"
diff --git a/core/benches/kura.rs b/core/benches/kura.rs
index 521e242f60e..f9b53e25190 100644
--- a/core/benches/kura.rs
+++ b/core/benches/kura.rs
@@ -2,7 +2,7 @@
 
 use std::str::FromStr as _;
 
-use byte_unit::Byte;
+use byte_unit::{Byte, UnitType};
 use criterion::{criterion_group, criterion_main, Criterion};
 use iroha_config::parameters::actual::Kura as Config;
 use iroha_core::{
@@ -67,7 +67,7 @@ async fn measure_block_size_for_n_executors(n_executors: u32) {
     block_store.append_block_to_chain(&block.into()).unwrap();
 
     let metadata = fs::metadata(dir.path().join("blocks.data")).await.unwrap();
-    let file_size = Byte::from_bytes(u128::from(metadata.len())).get_appropriate_unit(false);
+    let file_size = Byte::from(metadata.len()).get_appropriate_unit(UnitType::Decimal);
     println!("For {n_executors} executors: {file_size}");
 }