diff --git a/python/packages/nvidia/pyproject.toml b/python/packages/nvidia/pyproject.toml
index 8d582dd361..a090cc5a2d 100644
--- a/python/packages/nvidia/pyproject.toml
+++ b/python/packages/nvidia/pyproject.toml
@@ -68,5 +68,5 @@ help = "Run tests against the NVIDIA service using NVIDIA_API_KEY."
 cmd = 'pytest -m integration tests'
 
 [build-system]
-requires = ["flit-core>=3.11,<4.0"]
+requires = ["flit-core>=3.11,<5.0"]
 build-backend = "flit_core.buildapi"