diff --git a/data/ecosystems/b/blockstack.toml b/data/ecosystems/b/blockstack.toml
index 81dbc5ae..45505bb1 100644
--- a/data/ecosystems/b/blockstack.toml
+++ b/data/ecosystems/b/blockstack.toml
@@ -246,6 +246,9 @@ url = "https://github.com/blockstack/smart-contract-sdk"
 [[repo]]
 url = "https://github.com/blockstack/stackit"
 
+[[repo]]
+url = "https://github.com/blockstack/stacks-blockchain"
+
 [[repo]]
 url = "https://github.com/blockstack/stacks-transactions-js"