diff --git a/setup.cfg b/setup.cfg
index cf28fc7774..3e0a292b04 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -55,7 +55,6 @@ filterwarnings =
     all
     ignore::DeprecationWarning:docutils.io
     ignore::DeprecationWarning:pyximport.pyximport
-    ignore::PendingDeprecationWarning:sphinx.util.pycompat
 markers =
     sphinx
     apidoc