diff --git a/pyproject.toml b/pyproject.toml
index a055c970..02512f81 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -87,6 +87,7 @@ optional-dependencies.typing = [
   "typing-extensions>=4.6; python_version<'3.12'",
 ]
 urls.Documentation = "https://citric.readthedocs.io"
+urls.Funding = "https://github.com/sponsors/edgarrmondragon"
 urls.Homepage = 'https://github.com/edgarrmondragon/citric'
 urls."Issue Tracker" = "https://github.com/edgarrmondragon/citric/issues"
 urls.Repository = "https://github.com/edgarrmondragon/citric"