diff --git a/doc/requirements.txt b/doc/requirements.txt
index d2190c86a9..f8d94167cc 100644
--- a/doc/requirements.txt
+++ b/doc/requirements.txt
@@ -1,5 +1,5 @@
 PyQt6==6.4.0
-sphinx==5.2.3
+sphinx==6.1.3
 pydata-sphinx-theme
 sphinx-qt-documentation
 sphinx-design