From 711de1e73ea2e8ca77d1e5e377b33efd8f117b94 Mon Sep 17 00:00:00 2001
From: Marco Berzborn <m.berzborn@tue.nl>
Date: Fri, 17 Apr 2026 14:03:13 +0200
Subject: [PATCH] constrain Sphinx to versions 8.x.x

---
 pyproject.toml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pyproject.toml b/pyproject.toml
index 97739dd..be6b72f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -49,7 +49,7 @@ tests = [
     "coverage",
 ]
 docs = [
-    "sphinx",
+    "sphinx>=8.0.0,<9.0.0",
     "autodocsumm>=0.2.14",
     "pydata-sphinx-theme",
     "sphinx_mdinclude",