From 4529bcf69ca938b584e53e03917cf3fc60fff590 Mon Sep 17 00:00:00 2001
From: Wei Ji <23487320+weiji14@users.noreply.github.com>
Date: Thu, 5 Mar 2026 15:45:47 +1300
Subject: [PATCH] Pin to sphinx<9

Workaround for `AttributeError: type object 'Autosummary' has no attribute 'create_documenter'`. Xref https://github.com/xarray-contrib/sphinx-autosummary-accessors/issues/165
---
 ci/doc.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ci/doc.yml b/ci/doc.yml
index 414cd07..789e403 100644
--- a/ci/doc.yml
+++ b/ci/doc.yml
@@ -5,7 +5,7 @@ dependencies:
   - cupy-core
   - pip
   - python=3.10
-  - sphinx
+  - sphinx<9 # https://github.com/xarray-contrib/sphinx-autosummary-accessors/issues/165
   - sphinx-design
   - sphinx-copybutton
   - sphinx-autosummary-accessors