diff --git a/requirements.docs.txt b/requirements.docs.txt
index 74ed1bc2..b2b15ba4 100644
--- a/requirements.docs.txt
+++ b/requirements.docs.txt
@@ -1,4 +1,4 @@
-sphinx>=4
+sphinx>=4,<8.2.0
 sphinx_rtd_theme>1
 sphinxcontrib-apidoc
 sphinx-github-style<1.0.3