diff --git a/setup.py b/setup.py
index 307b7599..2d01d687 100644
--- a/setup.py
+++ b/setup.py
@@ -46,7 +46,7 @@
             "recommonmark==0.7.1",
             "sphinx-autobuild==2021.3.14",
             "sphinx-rtd-theme==1.0.0",
-            "Sphinx==5.2.3",
+            "Sphinx==6.1.3",
         ],
     },
 )