diff --git a/setup.cfg b/setup.cfg
index 9e59fcbf1e..bf718e48ac 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -8,8 +8,8 @@ testpaths = tests
 test=pytest
 
 [metadata]
-description-file = README.rst
-license_file = LICENSE.txt
+description_file = README.rst
+license_files = LICENSE.txt
 
 [wheel]
 universal = 1