diff --git a/CHANGELOG.md b/CHANGELOG.md
index cc2c30b..77f73a4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,21 @@
 <a name="unreleased"></a>
 ## [Unreleased]
 
+### Feat
+- **hardano:** enable async for read_blocks_from_point iterator ([#379](https://github.com/txpipe/pallas/issues/379))
+
+
+<a name="v0.22.0"></a>
+## [v0.22.0] - 2024-01-25
+### Feat
+- implement `GetCurrentPParams` local state query ([#322](https://github.com/txpipe/pallas/issues/322))
+- **applying:** implement Alonzo phase-1 validations ([#380](https://github.com/txpipe/pallas/issues/380))
+- **network:** implement server side KeepAlive ([#376](https://github.com/txpipe/pallas/issues/376))
+
+### Fix
+- **codec:** Fix flat encoding and decoding of arbitrarily size integers ([#378](https://github.com/txpipe/pallas/issues/378))
+- **network:** use initiatorOnlyDiffusionMode correctly after spec fix ([#384](https://github.com/txpipe/pallas/issues/384))
+
 
 <a name="v0.21.0"></a>
 ## [v0.21.0] - 2024-01-04
@@ -33,21 +48,26 @@
 - **wallet:** implement HD private keys & encrypted wrapper ([#358](https://github.com/txpipe/pallas/issues/358))
 
 ### Fix
+- add missing Cargo metadata required for publish
+- add missing READMEs for crate publish
 - update pallas-applying to work with keepraw native scripts ([#370](https://github.com/txpipe/pallas/issues/370))
+- add txbuilder to unstable feature gate ([#349](https://github.com/txpipe/pallas/issues/349))
 - correct datum kind for set_datum_hash ([#350](https://github.com/txpipe/pallas/issues/350))
 - return witness objects for conway era multieratx ([#346](https://github.com/txpipe/pallas/issues/346))
 - fix unable to build and sign txs ([#345](https://github.com/txpipe/pallas/issues/345))
-- add txbuilder to unstable feature gate ([#349](https://github.com/txpipe/pallas/issues/349))
 - **hardano:** remove panics from immutable db parsing ([#351](https://github.com/txpipe/pallas/issues/351))
-- **network:** set so_linger socket option to match cardano-node ([#369](https://github.com/txpipe/pallas/issues/369))
 - **network:** demux using one mpsc channel per miniprotocol ([#366](https://github.com/txpipe/pallas/issues/366))
 - **network:** add tcp_nodelay to bearer ([#365](https://github.com/txpipe/pallas/issues/365))
 - **network:** use correct client state transition for n2n txsub ([#348](https://github.com/txpipe/pallas/issues/348))
+- **network:** set so_linger socket option to match cardano-node ([#369](https://github.com/txpipe/pallas/issues/369))
 - **network:** relax connect args lifetime ([#367](https://github.com/txpipe/pallas/issues/367))
 
 ### Refactor
 - **network:** split bearer into read/write ([#364](https://github.com/txpipe/pallas/issues/364))
 
+### Release
+- v0.21.0 ([#375](https://github.com/txpipe/pallas/issues/375))
+
 
 <a name="v0.20.0"></a>
 ## [v0.20.0] - 2023-11-20
@@ -1059,7 +1079,8 @@ handshake, chainsync, localstate and blockfetch mini-protocols changed the API s
 - apply fmt to entire workspace
 
 
-[Unreleased]: https://github.com/txpipe/pallas/compare/v0.21.0...HEAD
+[Unreleased]: https://github.com/txpipe/pallas/compare/v0.22.0...HEAD
+[v0.22.0]: https://github.com/txpipe/pallas/compare/v0.21.0...v0.22.0
 [v0.21.0]: https://github.com/txpipe/pallas/compare/v0.20.0...v0.21.0
 [v0.20.0]: https://github.com/txpipe/pallas/compare/v0.19.1...v0.20.0
 [v0.19.1]: https://github.com/txpipe/pallas/compare/v0.19.0...v0.19.1
diff --git a/pallas-addresses/Cargo.toml b/pallas-addresses/Cargo.toml
index 6c52a71..fd10dce 100644
--- a/pallas-addresses/Cargo.toml
+++ b/pallas-addresses/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "pallas-addresses"
 description = "Ergonomic library to work with different Cardano addresses"
-version = "0.21.0"
+version = "0.22.0"
 edition = "2021"
 repository = "https://github.com/txpipe/pallas"
 homepage = "https://github.com/txpipe/pallas"
@@ -12,8 +12,8 @@ authors = ["Santiago Carmuega <santiago@carmuega.me>"]
 
 [dependencies]
 hex = "0.4.3"
-pallas-crypto = { version = "=0.21.0", path = "../pallas-crypto" }
-pallas-codec = { version = "=0.21.0", path = "../pallas-codec" }
+pallas-crypto = { version = "=0.22.0", path = "../pallas-crypto" }
+pallas-codec = { version = "=0.22.0", path = "../pallas-codec" }
 base58 = "0.2.0"
 bech32 = "0.9.1"
 thiserror = "1.0.31"
diff --git a/pallas-applying/Cargo.toml b/pallas-applying/Cargo.toml
index 8860e70..2ed8103 100644
--- a/pallas-applying/Cargo.toml
+++ b/pallas-applying/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "pallas-applying"
 description = "Logic for validating and applying new blocks and txs to the chain state"
-version = "0.21.0"
+version = "0.22.0"
 edition = "2021"
 repository = "https://github.com/MaicoLeberle/pallas"
 homepage = "https://github.com/MaicoLeberle/pallas"
@@ -13,11 +13,11 @@ authors = ["Maico Leberle <maico.leberle@gmail.com>"]
 doctest = false
 
 [dependencies]
-pallas-addresses = { version = "=0.21.0", path = "../pallas-addresses" }
-pallas-codec = { version = "=0.21.0", path = "../pallas-codec" }
-pallas-crypto = { version = "=0.21.0", path = "../pallas-crypto" }
-pallas-primitives = { version = "=0.21.0", path = "../pallas-primitives" }
-pallas-traverse = { version = "=0.21.0", path = "../pallas-traverse" }
+pallas-addresses = { version = "=0.22.0", path = "../pallas-addresses" }
+pallas-codec = { version = "=0.22.0", path = "../pallas-codec" }
+pallas-crypto = { version = "=0.22.0", path = "../pallas-crypto" }
+pallas-primitives = { version = "=0.22.0", path = "../pallas-primitives" }
+pallas-traverse = { version = "=0.22.0", path = "../pallas-traverse" }
 rand = "0.8"
 hex = "0.4"
 
diff --git a/pallas-codec/Cargo.toml b/pallas-codec/Cargo.toml
index 419d22b..0367f44 100644
--- a/pallas-codec/Cargo.toml
+++ b/pallas-codec/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "pallas-codec"
 description = "Pallas common CBOR encoding interface and utilities"
-version = "0.21.0"
+version = "0.22.0"
 edition = "2021"
 repository = "https://github.com/txpipe/pallas"
 homepage = "https://github.com/txpipe/pallas"
diff --git a/pallas-configs/Cargo.toml b/pallas-configs/Cargo.toml
index 3307d19..b19fff2 100644
--- a/pallas-configs/Cargo.toml
+++ b/pallas-configs/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "pallas-configs"
 description = "Config structs and utilities matching the Haskell implementation"
-version = "0.21.0"
+version = "0.22.0"
 edition = "2021"
 repository = "https://github.com/txpipe/pallas"
 homepage = "https://github.com/txpipe/pallas"
@@ -12,9 +12,9 @@ authors = ["Santiago Carmuega <santiago@carmuega.me>"]
 
 [dependencies]
 hex = "0.4.3"
-pallas-addresses = { version = "=0.21.0", path = "../pallas-addresses" }
-pallas-crypto = { version = "=0.21.0", path = "../pallas-crypto" }
-pallas-codec = { version = "=0.21.0", path = "../pallas-codec" }
+pallas-addresses = { version = "=0.22.0", path = "../pallas-addresses" }
+pallas-crypto = { version = "=0.22.0", path = "../pallas-crypto" }
+pallas-codec = { version = "=0.22.0", path = "../pallas-codec" }
 serde = { version = "1.0.136", optional = true, features = ["derive"] }
 serde_json = { version = "1.0.79", optional = true }
 base64 = "0.21.2"
diff --git a/pallas-crypto/Cargo.toml b/pallas-crypto/Cargo.toml
index 378de29..b56295a 100644
--- a/pallas-crypto/Cargo.toml
+++ b/pallas-crypto/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "pallas-crypto"
 description = "Cryptographic primitives for Cardano"
-version = "0.21.0"
+version = "0.22.0"
 edition = "2021"
 repository = "https://github.com/txpipe/pallas"
 homepage = "https://github.com/txpipe/pallas"
@@ -15,7 +15,7 @@ hex = "0.4"
 cryptoxide = { version = "0.4.1" }
 thiserror = "1.0"
 rand_core = "0.6"
-pallas-codec = { version = "=0.21.0", path = "../pallas-codec" }
+pallas-codec = { version = "=0.22.0", path = "../pallas-codec" }
 serde = "1.0.143"
 
 [dev-dependencies]
diff --git a/pallas-hardano/Cargo.toml b/pallas-hardano/Cargo.toml
index 6362c10..9f36210 100644
--- a/pallas-hardano/Cargo.toml
+++ b/pallas-hardano/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "pallas-hardano"
 description = "Pallas interoperability with the Haskel Cardano node implementation"
-version = "0.21.0"
+version = "0.22.0"
 edition = "2021"
 repository = "https://github.com/txpipe/pallas"
 homepage = "https://github.com/txpipe/pallas"
@@ -15,8 +15,8 @@ thiserror = "1.0.49"
 binary-layout = "3.2.0"
 tap = "1.0.1"
 tracing = "0.1.40"
-pallas-traverse = { version = "=0.21.0", path = "../pallas-traverse" }
-pallas-network = { version = "=0.21.0", path = "../pallas-network" }
+pallas-traverse = { version = "=0.22.0", path = "../pallas-traverse" }
+pallas-network = { version = "=0.22.0", path = "../pallas-network" }
 
 [dev-dependencies]
 tracing-subscriber = "0.3.17"
diff --git a/pallas-network/Cargo.toml b/pallas-network/Cargo.toml
index 32bd636..0fd7c5e 100644
--- a/pallas-network/Cargo.toml
+++ b/pallas-network/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "pallas-network"
 description = "Ouroboros networking stack using async IO"
-version = "0.21.0"
+version = "0.22.0"
 edition = "2021"
 repository = "https://github.com/txpipe/pallas"
 homepage = "https://github.com/txpipe/pallas"
@@ -14,8 +14,8 @@ authors = ["Santiago Carmuega <santiago@carmuega.me>", "Pi Lanningham <pi.lannin
 byteorder = "1.4.3"
 hex = "0.4.3"
 itertools = "0.10.5"
-pallas-codec = { version = "=0.21.0", path = "../pallas-codec" }
-pallas-crypto = { version = "=0.21.0", path = "../pallas-crypto" }
+pallas-codec = { version = "=0.22.0", path = "../pallas-codec" }
+pallas-crypto = { version = "=0.22.0", path = "../pallas-crypto" }
 rand = "0.8.5"
 socket2 = "0.5.5"
 thiserror = "1.0.31"
diff --git a/pallas-primitives/Cargo.toml b/pallas-primitives/Cargo.toml
index 152e48c..4f14042 100644
--- a/pallas-primitives/Cargo.toml
+++ b/pallas-primitives/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "pallas-primitives"
 description = "Ledger primitives and cbor codec for the different Cardano eras"
-version = "0.21.0"
+version = "0.22.0"
 edition = "2021"
 repository = "https://github.com/txpipe/pallas"
 homepage = "https://github.com/txpipe/pallas"
@@ -16,8 +16,8 @@ authors = [
 [dependencies]
 hex = "0.4.3"
 log = "0.4.14"
-pallas-crypto = { version = "=0.21.0", path = "../pallas-crypto" }
-pallas-codec = { version = "=0.21.0", path = "../pallas-codec" }
+pallas-crypto = { version = "=0.22.0", path = "../pallas-crypto" }
+pallas-codec = { version = "=0.22.0", path = "../pallas-codec" }
 base58 = "0.2.0"
 bech32 = "0.9.0"
 serde = { version = "1.0.136", optional = true, features = ["derive"] }
diff --git a/pallas-rolldb/Cargo.toml b/pallas-rolldb/Cargo.toml
index 4d6fbf1..6501dd0 100644
--- a/pallas-rolldb/Cargo.toml
+++ b/pallas-rolldb/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "pallas-rolldb"
 description = "An opinionated Cardano storage engine built on top of RocksDB"
-version = "0.21.0"
+version = "0.22.0"
 edition = "2021"
 repository = "https://github.com/txpipe/pallas"
 homepage = "https://github.com/txpipe/pallas"
@@ -15,7 +15,7 @@ rocksdb = { version = "0.21.0", default-features = false, features = ["multi-thr
 bincode = "1.3.3"
 serde = "1.0.188"
 thiserror = "1.0.49"
-pallas-crypto = { version = "=0.21.0", path = "../pallas-crypto" }
+pallas-crypto = { version = "=0.22.0", path = "../pallas-crypto" }
 tracing = "0.1.37"
 tokio = { version = "1.32.0", features = ["sync", "rt", "time", "macros"] }
 async-stream = "0.3.5"
diff --git a/pallas-traverse/Cargo.toml b/pallas-traverse/Cargo.toml
index bbf1c08..a28dec9 100644
--- a/pallas-traverse/Cargo.toml
+++ b/pallas-traverse/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "pallas-traverse"
 description = "Utilities to traverse over multi-era block data"
-version = "0.21.0"
+version = "0.22.0"
 edition = "2021"
 repository = "https://github.com/txpipe/pallas"
 homepage = "https://github.com/txpipe/pallas"
@@ -11,10 +11,10 @@ readme = "README.md"
 authors = ["Santiago Carmuega <santiago@carmuega.me>"]
 
 [dependencies]
-pallas-primitives = { version = "=0.21.0", path = "../pallas-primitives" }
-pallas-addresses = { version = "=0.21.0", path = "../pallas-addresses" }
-pallas-crypto = { version = "=0.21.0", path = "../pallas-crypto" }
-pallas-codec = { version = "=0.21.0", path = "../pallas-codec" }
+pallas-primitives = { version = "=0.22.0", path = "../pallas-primitives" }
+pallas-addresses = { version = "=0.22.0", path = "../pallas-addresses" }
+pallas-crypto = { version = "=0.22.0", path = "../pallas-crypto" }
+pallas-codec = { version = "=0.22.0", path = "../pallas-codec" }
 hex = "0.4.3"
 thiserror = "1.0.31"
 paste = "1.0.14"
diff --git a/pallas-txbuilder/Cargo.toml b/pallas-txbuilder/Cargo.toml
index d9142e3..756c1f9 100644
--- a/pallas-txbuilder/Cargo.toml
+++ b/pallas-txbuilder/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "pallas-txbuilder"
 description = "An ergonomic Cardano transaction builder"
-version = "0.21.0"
+version = "0.22.0"
 edition = "2021"
 repository = "https://github.com/txpipe/pallas"
 homepage = "https://github.com/txpipe/pallas"
@@ -11,12 +11,12 @@ readme = "README.md"
 authors = ["Santiago Carmuega <santiago@carmuega.me>", "Cainã Costa <me@cfcosta.com>"]
 
 [dependencies]
-pallas-codec = { path = "../pallas-codec", version = "=0.21.0" }
-pallas-crypto = { path = "../pallas-crypto", version = "=0.21.0" }
-pallas-primitives = { path = "../pallas-primitives", version = "=0.21.0" }
-pallas-traverse = { path = "../pallas-traverse", version = "=0.21.0" }
-pallas-addresses = { path = "../pallas-addresses", version = "=0.21.0" }
-pallas-wallet = { path = "../pallas-wallet", version = "=0.21.0" }
+pallas-codec = { path = "../pallas-codec", version = "=0.22.0" }
+pallas-crypto = { path = "../pallas-crypto", version = "=0.22.0" }
+pallas-primitives = { path = "../pallas-primitives", version = "=0.22.0" }
+pallas-traverse = { path = "../pallas-traverse", version = "=0.22.0" }
+pallas-addresses = { path = "../pallas-addresses", version = "=0.22.0" }
+pallas-wallet = { path = "../pallas-wallet", version = "=0.22.0" }
 serde = { version = "1.0.188", features = ["derive"] }
 serde_json = "1.0.107"
 thiserror = "1.0.44"
diff --git a/pallas-utxorpc/Cargo.toml b/pallas-utxorpc/Cargo.toml
index de9bc1c..f9619f0 100644
--- a/pallas-utxorpc/Cargo.toml
+++ b/pallas-utxorpc/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "pallas-utxorpc"
 description = "Pallas interoperability with the UTxORPC spec"
-version = "0.21.0"
+version = "0.22.0"
 edition = "2021"
 repository = "https://github.com/txpipe/pallas"
 homepage = "https://github.com/txpipe/pallas"
@@ -13,6 +13,6 @@ authors = ["Santiago Carmuega <santiago@carmuega.me>"]
 [dependencies]
 #utxorpc = { path = "../../../utxorpc/rust-sdk" }
 utxorpc = { version = "1.0.0-alpha.1" }
-pallas-traverse = { version = "=0.21.0", path = "../pallas-traverse" }
-pallas-primitives = { version = "=0.21.0", path = "../pallas-primitives" }
-pallas-codec = { version = "=0.21.0", path = "../pallas-codec" }
+pallas-traverse = { version = "=0.22.0", path = "../pallas-traverse" }
+pallas-primitives = { version = "=0.22.0", path = "../pallas-primitives" }
+pallas-codec = { version = "=0.22.0", path = "../pallas-codec" }
diff --git a/pallas-wallet/Cargo.toml b/pallas-wallet/Cargo.toml
index 28ee0c4..8ff5afb 100644
--- a/pallas-wallet/Cargo.toml
+++ b/pallas-wallet/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "pallas-wallet"
 description = "Cardano wallet utilities such as key generation"
-version = "0.21.0"
+version = "0.22.0"
 edition = "2021"
 repository = "https://github.com/txpipe/pallas"
 homepage = "https://github.com/txpipe/pallas"
@@ -12,7 +12,7 @@ authors = ["Santiago Carmuega <santiago@carmuega.me>"]
 
 [dependencies]
 thiserror = "1.0.49"
-pallas-crypto = { version = "=0.21.0", path = "../pallas-crypto" }
+pallas-crypto = { version = "=0.22.0", path = "../pallas-crypto" }
 ed25519-bip32 = "0.4.1"
 bip39 = { version = "2.0.0", features = ["rand_core"] }
 cryptoxide = "0.4.4"
diff --git a/pallas/Cargo.toml b/pallas/Cargo.toml
index 8cf3032..6b7db53 100644
--- a/pallas/Cargo.toml
+++ b/pallas/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "pallas"
 description = "Rust-native building blocks for the Cardano blockchain ecosystem."
-version = "0.21.0"
+version = "0.22.0"
 edition = "2021"
 repository = "https://github.com/txpipe/pallas"
 homepage = "https://github.com/txpipe/pallas"
@@ -11,19 +11,19 @@ readme = "../README.md"
 authors = ["Santiago Carmuega <santiago@carmuega.me>"]
 
 [dependencies]
-pallas-applying = { version = "=0.21.0", path = "../pallas-applying/" }
-pallas-network = { version = "=0.21.0", path = "../pallas-network/" }
-pallas-primitives = { version = "=0.21.0", path = "../pallas-primitives/" }
-pallas-traverse = { version = "=0.21.0", path = "../pallas-traverse/" }
-pallas-addresses = { version = "=0.21.0", path = "../pallas-addresses/" }
-pallas-crypto = { version = "=0.21.0", path = "../pallas-crypto/" }
-pallas-codec = { version = "=0.21.0", path = "../pallas-codec/" }
-pallas-utxorpc = { version = "=0.21.0", path = "../pallas-utxorpc/" }
-pallas-configs = { version = "=0.21.0", path = "../pallas-configs/" }
-pallas-rolldb = { version = "=0.21.0", path = "../pallas-rolldb/", optional = true }
-pallas-wallet = { version = "=0.21.0", path = "../pallas-wallet/", optional = true }
-pallas-hardano = { version = "=0.21.0", path = "../pallas-hardano/", optional = true }
-pallas-txbuilder = { version = "=0.21.0", path = "../pallas-txbuilder/", optional = true }
+pallas-applying = { version = "=0.22.0", path = "../pallas-applying/" }
+pallas-network = { version = "=0.22.0", path = "../pallas-network/" }
+pallas-primitives = { version = "=0.22.0", path = "../pallas-primitives/" }
+pallas-traverse = { version = "=0.22.0", path = "../pallas-traverse/" }
+pallas-addresses = { version = "=0.22.0", path = "../pallas-addresses/" }
+pallas-crypto = { version = "=0.22.0", path = "../pallas-crypto/" }
+pallas-codec = { version = "=0.22.0", path = "../pallas-codec/" }
+pallas-utxorpc = { version = "=0.22.0", path = "../pallas-utxorpc/" }
+pallas-configs = { version = "=0.22.0", path = "../pallas-configs/" }
+pallas-rolldb = { version = "=0.22.0", path = "../pallas-rolldb/", optional = true }
+pallas-wallet = { version = "=0.22.0", path = "../pallas-wallet/", optional = true }
+pallas-hardano = { version = "=0.22.0", path = "../pallas-hardano/", optional = true }
+pallas-txbuilder = { version = "=0.22.0", path = "../pallas-txbuilder/", optional = true }
 
 [features]
 unstable = ["pallas-rolldb", "pallas-wallet", "pallas-hardano", "pallas-txbuilder"]