diff --git a/setup.cfg b/setup.cfg
index 85a0c3a..16693fc 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -2,7 +2,7 @@
 universal=1
 
 [metadata]
-description-file = README.md
+description_file = README.md
 # See the docstring in versioneer.py for instructions. Note that you must
 # re-run 'versioneer.py setup' after changing this section, and commit the
 # resulting files.
@@ -14,4 +14,3 @@ versionfile_source = click_spinner/_version.py
 versionfile_build = click_spinner/_version.py
 tag_prefix = v
 parentdir_prefix = click-spinner-
-