diff --git a/requirements.txt b/requirements.txt
index 62530087..c7bc6576 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -21,7 +21,7 @@ pytest-cov==4.0.0
 python-dateutil==2.8.2
 pytz==2021.3
 six==1.16.0
-sphinx == 7.3.7
+sphinx == 7.1.2
 pydata-sphinx-theme == 0.15.4
 sphinx-autoapi==1.8.4
 sphinx-rtd-theme==3.0.1