diff --git a/README.md b/README.md
index 960d89e4f8..bf8788805c 100644
--- a/README.md
+++ b/README.md
@@ -104,5 +104,6 @@ Some notable users of go-libp2p are:
 - [EdgeVPN](https://github.com/mudler/edgevpn) - A decentralized, immutable, portable VPN and reverse proxy over p2p.
 - [Kairos](https://github.com/kairos-io/kairos) - A Kubernetes-focused, Cloud Native Linux meta-distribution.
 - [Oasis Core](https://github.com/oasisprotocol/oasis-core) - The consensus and runtime layers of the [Oasis protocol](https://oasisprotocol.org/).
+- [Spacemesh](https://github.com/spacemeshos/go-spacemesh/) - The Go implementation of the [Spacemesh protocol](https://spacemesh.io/), a novel layer one blockchain
 
 Please open a pull request if you want your project (min. 250 GitHub stars) to be added here.