diff --git a/setup.cfg b/setup.cfg
index cf5b701..7911ec6 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -7,7 +7,7 @@ url = https://github.com/hifi/heisenbridge
 author = Toni Spets (hifi)
 author_email = toni.spets@iki.fi
 license = MIT license
-license_file = LICENSE
+license_files = LICENSE
 
 [options]
 packages =
