diff --git a/setup.cfg b/setup.cfg
index d5010f70..88bc263a 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,5 +1,6 @@
 [metadata]
-license_file = LICENSE
+license_files =
+	LICENSE
 name = skeleton
 author = Jason R. Coombs
 author_email = jaraco@jaraco.com