--- click-8.5.0/pyproject.toml.orig
+++ click-8.5.0/pyproject.toml
@@ -60,7 +60,7 @@
 ]
 
 [build-system]
-requires = ["flit_core>=3.11,<4"]
+requires = ["flit_core>=3.11"]
 build-backend = "flit_core.buildapi"
 
 [tool.flit.module]