diff --git a/libraries/dagster-contrib-notdiamond/pyproject.toml b/libraries/dagster-contrib-notdiamond/pyproject.toml
index 6e972bc..3005439 100644
--- a/libraries/dagster-contrib-notdiamond/pyproject.toml
+++ b/libraries/dagster-contrib-notdiamond/pyproject.toml
@@ -16,5 +16,9 @@ dev-dependencies = [
     "pyright>=1.1.386",
 ]
 
+[build-system]
+requires = ["setuptools>=42"]
+build-backend = "setuptools.build_meta"
+
 [tool.setuptools]
 packages = ["dagster_contrib_notdiamond"]
diff --git a/libraries/dagster-contrib-notdiamond/uv.lock b/libraries/dagster-contrib-notdiamond/uv.lock
index ef316c0..b27d94c 100644
--- a/libraries/dagster-contrib-notdiamond/uv.lock
+++ b/libraries/dagster-contrib-notdiamond/uv.lock
@@ -360,7 +360,7 @@ wheels = [
 [[package]]
 name = "dagster-contrib-notdiamond"
 version = "0.0.1"
-source = { virtual = "." }
+source = { editable = "." }
 dependencies = [
     { name = "dagster" },
     { name = "notdiamond" },