diff --git a/pyproject.toml b/pyproject.toml
index 8b8fdf2..9520d86 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,3 +1,7 @@
+[build-system]
+requires = ["uv_build>=0.9.0,<0.10.0"]
+build-backend = "uv_build"
+
 [project]
 name = "pyproject"
 version = "0.1.0"
diff --git a/uv.lock b/uv.lock
index d8b1b30..aa40a89 100644
--- a/uv.lock
+++ b/uv.lock
@@ -314,7 +314,7 @@ wheels = [
 [[package]]
 name = "pyproject"
 version = "0.1.0"
-source = { virtual = "." }
+source = { editable = "." }
 dependencies = [
     { name = "adaptix" },
     { name = "orjson" },