diff --git a/CHANGELOG.md b/CHANGELOG.md
index 26c8b236..33bc4d6f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+# 0.2.1 (March 25, 2020)
+
+* Add `extensions_ref` and `extensions_mut` to `request::Builder` and `response::Builder`.
+
 # 0.2.0 (December 2, 2019)
 
 * Add `Version::HTTP_3` constant.
diff --git a/Cargo.toml b/Cargo.toml
index 5795bce9..0357da6f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,7 +4,7 @@ name = "http"
 # - Update html_root_url in lib.rs.
 # - Update CHANGELOG.md.
 # - Create git tag
-version = "0.2.0"
+version = "0.2.1"
 readme = "README.md"
 documentation = "https://docs.rs/http"
 repository = "https://github.com/hyperium/http"
diff --git a/src/lib.rs b/src/lib.rs
index c5a43699..1c967231 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,4 +1,4 @@
-#![doc(html_root_url = "https://docs.rs/http/0.2.0")]
+#![doc(html_root_url = "https://docs.rs/http/0.2.1")]
 
 //! A general purpose library of common HTTP types
 //!