diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5e6a032..1b821da 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,10 @@
+# 0.5.6 (July 13, 2020)
+
+- Improve `BytesMut` to reuse buffer when fully `advance`d.
+- Mark `BytesMut::{as_mut, set_len}` with `#[inline]`.
+- Relax synchronization when cloning in shared vtable of `Bytes`.
+- Move `loom` to `dev-dependencies`.
+
 # 0.5.5 (June 18, 2020)
 
 ### Added
diff --git a/Cargo.toml b/Cargo.toml
index 1b0a5c9..bcb8f17 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -6,7 +6,7 @@ name = "bytes"
 # - Update CHANGELOG.md.
 # - Update doc URL.
 # - Create "v0.5.x" git tag.
-version = "0.5.5"
+version = "0.5.6"
 license = "MIT"
 authors = [
     "Carl Lerche <me@carllerche.com>",
diff --git a/src/lib.rs b/src/lib.rs
index 0147204..e375c01 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -3,7 +3,7 @@
     no_crate_inject,
     attr(deny(warnings, rust_2018_idioms), allow(dead_code, unused_variables))
 ))]
-#![doc(html_root_url = "https://docs.rs/bytes/0.5.5")]
+#![doc(html_root_url = "https://docs.rs/bytes/0.5.6")]
 #![no_std]
 
 //! Provides abstractions for working with bytes.