diff --git a/docs/requirements.txt b/docs/requirements.txt
index f833c9ca00ff2db7b76e6c5273235f90d9677713..d5dd94755a7b28d8efb732a68cb89c2359847d6a 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,4 +1,4 @@
-sphinx>=7.1,<7.2
+sphinx==6.2.1
 sphinx_rtd_theme
 docutils==0.20.1
 myst-parser==2.0.0