diff --git a/CHANGELOG.md b/CHANGELOG.md
index 01873ebcd..ab34912f1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,17 @@
+## OpenEthereum v3.3.0-rc.4
+
+Enhancements:
+* London hardfork block: mainnet (12,965,000) (#475)
+* Support for eth/66 protocol version (#465)
+* Bump ethereum/tests to v9.0.3
+* Add eth_feeHistory
+
+Bug fixes:
+* GetNodeData from eth63 is missing (#466)
+* Effective gas price not omitting (#477)
+* London support in openethereum-evm (#479)
+* gasPrice is required field for Transaction object (#481)
+
 ## OpenEthereum v3.3.0-rc.3
 
 Bug fixes:
diff --git a/Cargo.lock b/Cargo.lock
index be316adc7..531e57ffc 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2930,7 +2930,7 @@ checksum = "2839e79665f131bdb5782e51f2c6c9599c133c6098982a54c794358bf432529c"
 
 [[package]]
 name = "openethereum"
-version = "3.3.0-rc.3"
+version = "3.3.0-rc.4"
 dependencies = [
  "ansi_term 0.10.2",
  "atty",
@@ -3280,7 +3280,7 @@ dependencies = [
 
 [[package]]
 name = "parity-version"
-version = "3.3.0-rc.3"
+version = "3.3.0-rc.4"
 dependencies = [
  "parity-bytes",
  "rlp",
diff --git a/Cargo.toml b/Cargo.toml
index 47c7b30fe..5d7d294ec 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -2,7 +2,7 @@
 description = "OpenEthereum"
 name = "openethereum"
 # NOTE Make sure to update util/version/Cargo.toml as well
-version = "3.3.0-rc.3"
+version = "3.3.0-rc.4"
 license = "GPL-3.0"
 authors = [
 	"OpenEthereum developers",
diff --git a/crates/util/version/Cargo.toml b/crates/util/version/Cargo.toml
index 6c60981a7..e55c657ba 100644
--- a/crates/util/version/Cargo.toml
+++ b/crates/util/version/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "parity-version"
 # NOTE: this value is used for OpenEthereum version string (via env CARGO_PKG_VERSION)
-version = "3.3.0-rc.3"
+version = "3.3.0-rc.4"
 authors = ["Parity Technologies <admin@parity.io>"]
 build = "build.rs"