diff --git a/docs/build/build-open-source.md b/docs/build/build-open-source.md
index 1d3a4350f49f..55d4b02ffbdd 100644
--- a/docs/build/build-open-source.md
+++ b/docs/build/build-open-source.md
@@ -173,7 +173,7 @@ In the below sections you can find a list of different layers of the Polkadot St
 | C++            | [Kagome](https://github.com/soramitsu/kagome) 🟢|
 | Go             | [Gossamer](https://github.com/ChainSafe/gossamer) 🟢|
 | AssemblyScript |
-| Light Client   | [Substrate Connect](https://github.com/paritytech/substrate-connect) 🟢, [C++ Polkadot Light Client](https://github.com/eqlabs/polkadot-light-client) 🔴|
+| Light Client   | [smoldot](https://github.com/smol-dot/smoldot) 🟢, [Substrate Connect](https://github.com/paritytech/substrate-connect) 🟢, [C++ Polkadot Light Client](https://github.com/eqlabs/polkadot-light-client) 🔴|
 
 ### Network Maintenance Tools