diff --git a/pyproject.toml b/pyproject.toml
index d305814..bd6a7d9 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -21,6 +21,9 @@ dependencies = [
     "numpy",
 ]
 
+[project.urls]
+Source = "https://github.com/skogler/mapbox_earcut_python"
+
 [tool.scikit-build.metadata.version]
 provider = "scikit_build_core.metadata.regex"
 input = "include/version.hpp"