diff --git a/pyproject.toml b/pyproject.toml
index 6f24d21d1..6b09b7675 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [build-system]
 requires = [
-    "setuptools>=42",
+    "setuptools>=42,<64",
     "wheel",
     "setuptools_scm[toml]>=3.4",
     "setuptools_scm_git_archive",