diff --git a/setup.cfg b/setup.cfg
index 571618d43..327cd158f 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -75,7 +75,7 @@ install_requires =
 * =
   *.so
 
-[exclude_package_data]
+[options.exclude_package_data]
 * =
   *.c
   *.h