2 files changed, 7 insertions, 1 deletions

diff --git a/embassy-sync/CHANGELOG.md b/embassy-sync/CHANGELOG.md
index fa0340c68..7418ead8d 100644
--- a/embassy-sync/CHANGELOG.md
+++ b/embassy-sync/CHANGELOG.md
@@ -5,7 +5,8 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## Unreleased
+<!-- next-header -->
+## Unreleased - ReleaseDate
 
 - Add `get_mut` to `LazyLock`
 - Add more `Debug` impls to `embassy-sync`, particularly on `OnceLock`
diff --git a/embassy-sync/Cargo.toml b/embassy-sync/Cargo.toml
index e60f5e34c..e31c9a674 100644
--- a/embassy-sync/Cargo.toml
+++ b/embassy-sync/Cargo.toml
@@ -14,6 +14,11 @@ categories = [
     "asynchronous",
 ]
 
+[package.metadata.embassy]
+build = [
+    {target = "thumbv6m-none-eabi", features = ["defmt"]},
+]
+
 [package.metadata.embassy_docs]
 src_base = "https://github.com/embassy-rs/embassy/blob/embassy-sync-v$VERSION/embassy-sync/src/"
 src_base_git = "https://github.com/embassy-rs/embassy/blob/$COMMIT/embassy-sync/src/"