diff --git a/requirements-doc.txt b/requirements-doc.txt
index 0ec0116ec..8c3ec3a6b 100644
--- a/requirements-doc.txt
+++ b/requirements-doc.txt
@@ -1,5 +1,5 @@
 sadisplay
-sphinx<6.0
+sphinx<8.0
 sphinx-autobuild
 sphinx-rtd-theme
 sphinx_autodoc_typehints