diff --git a/lib/data/monorepo.json b/lib/data/monorepo.json
index 39cf0003ec79794b638c6b75c2f480db5164787b..ae351f1ac78205fc686a696890e4158b3fa05180 100644
--- a/lib/data/monorepo.json
+++ b/lib/data/monorepo.json
@@ -26,6 +26,7 @@
     "arcus.observability": "https://github.com/arcus-azure/arcus.observability",
     "arcus.security": "https://github.com/arcus-azure/arcus.security",
     "arcus.webapi": "https://github.com/arcus-azure/arcus.webapi",
+    "arrow-kt": "https://github.com/arrow-kt/arrow",
     "aspire": "https://github.com/dotnet/aspire",
     "aspnet aspnetwebstack": "https://github.com/aspnet/AspNetWebStack",
     "aspnet extensions": "https://github.com/aspnet/Extensions",