diff --git a/data/ecosystems/p/pisa-research.toml b/data/ecosystems/p/pisa-research.toml
index 189508b5..27624f6a 100644
--- a/data/ecosystems/p/pisa-research.toml
+++ b/data/ecosystems/p/pisa-research.toml
@@ -6,6 +6,9 @@ sub_ecosystems = []
 github_organizations = ["https://github.com/PISAresearch"]
 
 # Repositories
+[[repo]]
+url = "https://github.com/PISAresearch/event-proofs"
+
 [[repo]]
 url = "https://github.com/PISAresearch/metamask-extension"