diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4251247..d0029a6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,13 @@ and this project adheres to [Semantic Versioning](https://book.async.rs/overview
 
 ## [Unreleased]
 
+## [6.3.4] - 2021-03-06
+
+### Fixed
+- `h1_client` connection pools now properly check if connections are still alive before recycling them.
+     - Like, actually properly this time.
+     - There is a test now to ensure closed connections don't cause errors.
+
 ## [6.3.3] - 2021-03-01
 
 ### Fixed
diff --git a/Cargo.toml b/Cargo.toml
index df6c669..bf135ba 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "http-client"
-version = "6.3.3"
+version = "6.3.4"
 license = "MIT OR Apache-2.0"
 repository = "https://github.com/http-rs/http-client"
 documentation = "https://docs.rs/http-client"