# 0.4.1 (March 10, 2021)
- Fix `io::Mock` to be `Send` and `Sync` ([#3594])
[#3594]: https://github.com/tokio-rs/tokio/pull/3594
# 0.4.0 (December 23, 2020)
- Track `tokio` 1.0 release.
# 0.3.0 (October 15, 2020)
- Track `tokio` 0.3 release.
# 0.2.1 (April 17, 2020)
- Add `Future` and `Stream` implementations for `task::Spawn<T>`.
# 0.2.0 (November 25, 2019)
- Initial release