diff --git a/lscolors/pyproject.toml b/lscolors/pyproject.toml
index 7fd4544..676a100 100644
--- a/lscolors/pyproject.toml
+++ b/lscolors/pyproject.toml
@@ -1,4 +1,9 @@
-tool.uv.package = true
+[build-system]
+requires = ["hatchling"]
+build-backend = "hatchling.build"
+
+[tool.hatch.metadata]
+allow-direct-references = true
 
 [project]
 name = "lscolors"
@@ -14,3 +19,11 @@ dependencies = [
 
 [project.urls]
 Homepage = "https://github.com/ahamilton/eris"
+
+[tool.hatch.version]
+path = "lscolors/__init__.py"
+
+[tool.hatch.build.targets.sdist]
+include = [
+    "/lscolors",
+]