diff --git a/setup.cfg b/setup.cfg
index 5ccbb7dd9b..a6b6eaa2bf 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -168,6 +168,7 @@ docs=
    sphinx-automodapi
    matplotlib
    sphinx-astropy>=1.5
+   astropy-sphinx-theme@git+https://github.com/Cadair/astropy-sphinx-theme@repo-cleanup
    scipy
    fsspec[http]
 all=