diff --git a/setup.cfg b/setup.cfg
index 0395a4c..7e32454 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -31,7 +31,7 @@ install_requires =
 [options.extras_require]
 docs =
     markdown
-    sphinx >= 5.2.3
+    sphinx >= 7.2.3
     sphinx-markdown-tables >= 0.0.15
     numpydoc
     furo