diff --git a/otdf-local/pyproject.toml b/otdf-local/pyproject.toml
index 70d4ab19..6bb2d052 100644
--- a/otdf-local/pyproject.toml
+++ b/otdf-local/pyproject.toml
@@ -23,7 +23,7 @@ dev = [
 otdf-local = "otdf_local.cli:app"
 
 [build-system]
-requires = ["uv_build>=0.11.19"]
+requires = ["uv_build>=0.11.21"]
 build-backend = "uv_build"
 
 [tool.pytest.ini_options]