--- a/setup.cfg	2021-08-28 16:51:20.436726385 +0200
+++ b/setup.cfg	2021-08-28 16:51:34.275526771 +0200
@@ -20,7 +20,7 @@
     headless: mark headless tests (deselect with '-m "not headless"')
 
 [metadata]
-description-file = README.rst
+description_file = README.rst
 license_file = LICENSE.txt
 
 [check-manifest]