diff --git a/README.md b/README.md
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@@ -594,6 +594,7 @@ See also [About Rust’s Machine Learning Community](https://medium.com/@autumn_
 
 ### Concurrency
 
+* [aymanmadkour/glock](https://github.com/aymanmadkour/glock) – Granular locking crate for Rust. [<img src="https://api.travis-ci.org/aymanmadkour/glock.svg?branch=master">](https://travis-ci.org/aymanmadkour/glock)
 * [crossbeam-rs/crossbeam](https://github.com/crossbeam-rs/crossbeam) – Support for parallelism and low-level concurrency in Rust [<img src="https://api.travis-ci.org/crossbeam-rs/crossbeam.svg?branch=master">](https://travis-ci.org/crossbeam-rs/crossbeam)
 * [pop-os/bus-writer](https://github.com/pop-os/bus-writer) — Generic single-reader, multi-writer
 * [Rayon](https://github.com/rayon-rs/rayon) – A data parallelism library for Rust [<img src="https://api.travis-ci.org/rayon-rs/rayon.svg?branch=master">](https://travis-ci.org/rayon-rs/rayon)