diff --git a/CHANGELOG.md b/CHANGELOG.md
index 81501f03df..b98846ecbd 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,25 @@ The format is based on [Keep a Changelog].
 
 [Keep a Changelog]: http://keepachangelog.com/en/1.0.0/
 
+## [v0.20.1] - 2023-09-15
+
+This release adds support for `synchronous subscriptions` and fixes a leak in WebSocket server
+where FuturesUnordered was not getting polled until shutdown, so it was accumulating tasks forever.
+
+### [Changed]
+- client: downgrade log for unknown subscription to DEBUG  ([#1185](https://github.com/paritytech/jsonrpsee/pull/1185))
+- refactor(http client): use HTTP connector on http URLs  ([#1187](https://github.com/paritytech/jsonrpsee/pull/1187))
+- refactor(server): less alloc per method call  ([#1188](https://github.com/paritytech/jsonrpsee/pull/1188))
+
+### [Fixed]
+- fix: remove needless clone in ws background task  ([#1203](https://github.com/paritytech/jsonrpsee/pull/1203))
+- async client: save latest Waker  ([#1198](https://github.com/paritytech/jsonrpsee/pull/1198))
+- chore(deps): bump actions/checkout from 3.6.0 to 4.0.0  ([#1197](https://github.com/paritytech/jsonrpsee/pull/1197))
+- fix(server): fix leak in FuturesUnordered ([#1204])(https://github.com/paritytech/jsonrpsee/pull/1204)
+
+### [Added]
+- feat(server): add sync subscription API `register_subscription_raw`  ([#1182](https://github.com/paritytech/jsonrpsee/pull/1182))
+
 ## [v0.20.0] - 2023-08-11
 
 Another breaking release where the major changes are:
diff --git a/Cargo.toml b/Cargo.toml
index f290ac7261..fbe3df2b40 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -19,7 +19,7 @@ resolver = "2"
 
 [workspace.package]
 authors = ["Parity Technologies <admin@parity.io>", "Pierre Krieger <pierre.krieger1708@gmail.com>"]
-version = "0.20.0"
+version = "0.20.1"
 edition = "2021"
 rust-version = "1.64.0"
 license = "MIT"
@@ -30,11 +30,11 @@ keywords = ["jsonrpc", "json", "http", "websocket", "WASM"]
 readme = "README.md"
 
 [workspace.dependencies]
-jsonrpsee-types = { path = "types", version = "0.20.0" }
-jsonrpsee-core = { path = "core", version = "0.20.0" }
-jsonrpsee-server = { path = "server", version = "0.20.0" }
-jsonrpsee-ws-client = { path = "client/ws-client", version = "0.20.0" }
-jsonrpsee-http-client = { path = "client/http-client", version = "0.20.0" }
-jsonrpsee-wasm-client = { path = "client/wasm-client", version = "0.20.0" }
-jsonrpsee-client-transport = { path = "client/transport", version = "0.20.0" }
-jsonrpsee-proc-macros = { path = "proc-macros", version = "0.20.0" }
+jsonrpsee-types = { path = "types", version = "0.20.1" }
+jsonrpsee-core = { path = "core", version = "0.20.1" }
+jsonrpsee-server = { path = "server", version = "0.20.1" }
+jsonrpsee-ws-client = { path = "client/ws-client", version = "0.20.1" }
+jsonrpsee-http-client = { path = "client/http-client", version = "0.20.1" }
+jsonrpsee-wasm-client = { path = "client/wasm-client", version = "0.20.1" }
+jsonrpsee-client-transport = { path = "client/transport", version = "0.20.1" }
+jsonrpsee-proc-macros = { path = "proc-macros", version = "0.20.1" }