diff --git a/python/pyproject.toml b/python/pyproject.toml
index 893437939..f75a2b827 100644
--- a/python/pyproject.toml
+++ b/python/pyproject.toml
@@ -1,3 +1,7 @@
+[build-system]
+requires = ["hatchling"]
+build-backend = "hatchling.build"
+
 [project]
 name = "valuecell"
 version = "0.1.0"
@@ -33,3 +37,14 @@ quote-style = "double"
 indent-style = "space"
 skip-magic-trailing-comma = false
 line-ending = "auto"
+
+[tool.hatch.build.targets.wheel]
+include = [
+    "valuecell",
+]
+exclude = [
+    "third_party/**",
+    "**/third_party/**",
+    "tests/**",
+    "**/tests/**",
+]