diff --git a/Cargo.toml b/Cargo.toml
index 454eac55c..90c6d2329 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -19,7 +19,7 @@ members = [
 ]
 
 [workspace.package]
-version = "4.2.0"
+version = "4.2.1"
 license = "MIT OR Apache-2.0"
 edition = "2021"
 repository = "https://github.com/filecoin-project/ref-fvm"
@@ -74,9 +74,9 @@ minstant = "0.1.3"
 coverage-helper = "0.2.0"
 
 # workspace
-fvm = { path = "fvm", version = "~4.2.0", default-features = false }
-fvm_shared = { path = "shared", version = "~4.2.0", default-features = false }
-fvm_sdk = { path = "sdk", version = "~4.2.0" }
+fvm = { path = "fvm", version = "~4.3.0", default-features = false }
+fvm_shared = { path = "shared", version = "~4.3.0", default-features = false }
+fvm_sdk = { path = "sdk", version = "~4.3.0" }
 fvm_ipld_amt = { path = "ipld/amt", version = "0.6.2" }
 fvm_ipld_hamt = { path = "ipld/hamt", version = "0.9.0" }
 fvm_ipld_kamt = { path = "ipld/kamt", version = "0.3.0" }
@@ -84,7 +84,7 @@ fvm_ipld_car = { path = "ipld/car", version = "0.7.1" }
 fvm_ipld_blockstore = { path = "ipld/blockstore", version = "0.2.1" }
 fvm_ipld_bitfield = { path = "ipld/bitfield", version = "0.6.0" }
 fvm_ipld_encoding = { path = "ipld/encoding", version = "0.4.0" }
-fvm_integration_tests = { path = "testing/integration", version = "~4.2.0" }
+fvm_integration_tests = { path = "testing/integration", version = "~4.2.1" }
 fvm_gas_calibration_shared = { path = "testing/calibration/shared" }
 fvm_test_actors = { path = "testing/test_actors" }
 
diff --git a/fvm/CHANGELOG.md b/fvm/CHANGELOG.md
index 605138c2a..a547c03fe 100644
--- a/fvm/CHANGELOG.md
+++ b/fvm/CHANGELOG.md
@@ -4,6 +4,15 @@ Changes to the reference FVM implementation.
 
 ## [Unreleased]
 
+## 4.2.1 [2023-06-12]
+
+- feat: FIP-0079: syscall for aggregated bls verification [#2003](https://github.com/filecoin-project/ref-fvm/pull/2003)
+- fix: install rust nightly toolchain for clusterfuzzlite [#2007](https://github.com/filecoin-project/ref-fvm/pull/2007)
+- chore: upgrade rust toolchain to 1.78.0 [#2006](https://github.com/filecoin-project/ref-fvm/pull/2006)
+- fix: remove the pairing feature from fvm_shared [#2009](https://github.com/filecoin-project/ref-fvm/pull/2009)
+- Small tidy-ups in CONTRIBUTING.md [#2012](https://github.com/filecoin-project/ref-fvm/pull/2012)
+- NI-PoRep support [#2010](https://github.com/filecoin-project/ref-fvm/pull/2010)
+
 ## 4.2.0 [2023-04-29]
 
 - chore: update to wasmtime 19.0.1 [#1993](https://github.com/filecoin-project/ref-fvm/pull/1993)
diff --git a/sdk/CHANGELOG.md b/sdk/CHANGELOG.md
index 70f2b82fa..95b546ccb 100644
--- a/sdk/CHANGELOG.md
+++ b/sdk/CHANGELOG.md
@@ -2,6 +2,15 @@
 
 ## [Unreleased]
 
+## 4.3.0 [2023-06-12]
+
+- feat: FIP-0079: syscall for aggregated bls verification [#2003](https://github.com/filecoin-project/ref-fvm/pull/2003)
+- fix: install rust nightly toolchain for clusterfuzzlite [#2007](https://github.com/filecoin-project/ref-fvm/pull/2007)
+- chore: upgrade rust toolchain to 1.78.0 [#2006](https://github.com/filecoin-project/ref-fvm/pull/2006)
+- fix: remove the pairing feature from fvm_shared [#2009](https://github.com/filecoin-project/ref-fvm/pull/2009)
+- Small tidy-ups in CONTRIBUTING.md [#2012](https://github.com/filecoin-project/ref-fvm/pull/2012)
+- NI-PoRep support [#2010](https://github.com/filecoin-project/ref-fvm/pull/2010)
+
 ## 4.2.0 [2023-04-29]
 
 - chore: update to wasmtime 19.0.1 [#1993](https://github.com/filecoin-project/ref-fvm/pull/1993)
diff --git a/shared/CHANGELOG.md b/shared/CHANGELOG.md
index 4be3a17b5..37601cd42 100644
--- a/shared/CHANGELOG.md
+++ b/shared/CHANGELOG.md
@@ -2,6 +2,15 @@
 
 ## [Unreleased]
 
+## 4.2.1 [2023-06-12]
+
+- feat: FIP-0079: syscall for aggregated bls verification [#2003](https://github.com/filecoin-project/ref-fvm/pull/2003)
+- fix: install rust nightly toolchain for clusterfuzzlite [#2007](https://github.com/filecoin-project/ref-fvm/pull/2007)
+- chore: upgrade rust toolchain to 1.78.0 [#2006](https://github.com/filecoin-project/ref-fvm/pull/2006)
+- fix: remove the pairing feature from fvm_shared [#2009](https://github.com/filecoin-project/ref-fvm/pull/2009)
+- Small tidy-ups in CONTRIBUTING.md [#2012](https://github.com/filecoin-project/ref-fvm/pull/2012)
+- NI-PoRep support [#2010](https://github.com/filecoin-project/ref-fvm/pull/2010)
+
 ## 4.2.0 [2023-04-29]
 
 - chore: update to wasmtime 19.0.1 [#1993](https://github.com/filecoin-project/ref-fvm/pull/1993)