diff --git a/CHANGELOG.md b/CHANGELOG.md
index ab98e5f..cd68e09 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,8 @@
+# 0.20. - 2023-11-16
+
+- Add a prelude module [#36](https://github.com/rust-bitcoin/hex-conservative/pull/36)
+- Add serde module [#37](https://github.com/rust-bitcoin/hex-conservative/pull/37)
+
 # 0.1.1 - 2023-07-19
 
 - [Add `test_hex_unwrap`](https://github.com/rust-bitcoin/hex-conservative/pull/24) hex parsing macro for test usage.
diff --git a/Cargo.toml b/Cargo.toml
index 532ceb8..0a9b627 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "hex-conservative"
-version = "0.1.1"
+version = "0.2.0"
 authors = ["Martin Habovštiak <martin.habovstiak@gmail.com>", "Andrew Poelstra <apoelstra@wpsoftware.net>"]
 license = "CC0-1.0"
 repository = "https://github.com/rust-bitcoin/hex-conservative"