diff --git a/gprMax.toml b/pyproject.toml
similarity index 65%
rename from gprMax.toml
rename to pyproject.toml
index ae219ea9..ac7fe4f4 100644
--- a/gprMax.toml
+++ b/pyproject.toml
@@ -1,5 +1,5 @@
 [build-system]
-requires = ['setuptools', 'wheel', 'numpy>=1.19.0', 'Cython>=0.29.21',
+requires = ['setuptools>=64', 'wheel', 'numpy>=1.19.0', 'Cython>=0.29.21',
             'jinja2']
 build-backend = "setuptools.build_meta"