diff --git a/setup.cfg b/setup.cfg
index 05bf46b0d..d375c5df0 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -28,7 +28,7 @@ replace = version="{new_version}"
 formats = zip
 
 [metadata]
-license_file = LICENSE
+license_files = LICENSE
 
 [tool:pytest]
 minversion = 3.0