diff --git a/setup.cfg b/setup.cfg
index bc19c3ae..8c3e9c3f 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -62,7 +62,7 @@ dev =
     vermin
 
 doc =
-    Sphinx==5.0.2
+    Sphinx==5.1.0
     docutils==0.17.1
     myst-parser