diff --git a/requirements-dev.txt b/requirements-dev.txt
index 1e6e6caaa..4c5ed7bfc 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -7,7 +7,7 @@ splinter==0.18.1
 selenium==4.7.2
 twine==4.0.2
 Pallets-Sphinx-Themes==2.0.2
-Sphinx==5.3.0
+Sphinx==6.0.0
 sphinx-issues==3.0.1
 sphinx-jinja==2.0.2
 sphinx-tabs==3.4.1