diff --git a/doc/requirements.txt b/doc/requirements.txt
index d2da8f4dcd..c121c986b6 100644
--- a/doc/requirements.txt
+++ b/doc/requirements.txt
@@ -1,4 +1,4 @@
-Sphinx==5.3.0
+Sphinx==6.0.0
 sphinx-reredirects<1
 myst-parser~=0.18
 towncrier~=22.12