diff --git a/pyproject.toml b/pyproject.toml
index c8a88ed0d612f47dc72955768f56dba2884ccac8..1c75ef2d90851afdea94d7ac8a4f91b325a2d488 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,5 +1,5 @@
 [build-system]
-    requires      = ["setuptools>=69,2.0", "wheel"]
+    requires      = ["setuptools>=69.2.0", "wheel"]
     build-backend = "setuptools.build_meta"
 
 [project]