diff --git a/README.md b/README.md
index dd91d73..849bb1d 100644
--- a/README.md
+++ b/README.md
@@ -38,7 +38,7 @@ show_scene(scene)
 Run the synthetic demo board:
 
 ```bash
-python -m layout_viewer --backend vulkan
+python -m layout_viewer
 ```
 
 ## Architecture
diff --git a/pyproject.toml b/pyproject.toml
index 96846e2..aea74b0 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "layout_viewer_build"
 backend-path = ["_build_backend"]
 
 [tool.flit.sdist]
-include = ["_build_backend"]
+include = ["_build_backend", "README.md", "LICENSE"]
 exclude = ["_build_backend/__pycache__"]
 
 [tool.flit.module]