diff --git a/doc/requirements.txt b/doc/requirements.txt
index 461aa5c..ad0084b 100644
--- a/doc/requirements.txt
+++ b/doc/requirements.txt
@@ -1,3 +1,3 @@
-Sphinx>=7.4.7
+Sphinx>=8.1.3
 sphinx-rtd-theme>=3.1.0
 pylint>=3.3.9