diff --git a/data/ecosystems/f/filecoin.toml b/data/ecosystems/f/filecoin.toml
index 0a579f68..01e2b20e 100644
--- a/data/ecosystems/f/filecoin.toml
+++ b/data/ecosystems/f/filecoin.toml
@@ -102,6 +102,9 @@ url = "https://github.com/filecoin-project/infra"
 [[repo]]
 url = "https://github.com/filecoin-project/js-filecoin-api-client"
 
+[[repo]]
+url = "https://github.com/filecoin-project/lotus"
+
 [[repo]]
 url = "https://github.com/filecoin-project/lua-filecoin"