diff --git a/pyproject.toml b/pyproject.toml
deleted file mode 100644
index 121a39f5..00000000
--- a/pyproject.toml
+++ /dev/null
@@ -1,3 +0,0 @@
-[build-system]
-requires = ["setuptools >= 40.6.0", "wheel"]
-build-backend = "setuptools.build_meta"