diff --git a/setup.cfg b/setup.cfg
index 3463fec8..3bbf6f27 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -56,7 +56,7 @@ dev =
     PyMySQL>=0.9,<1.1
 
 doc =
-    Sphinx==4.1.2
+    Sphinx==4.2.0
     docutils==0.17.1
 
 [options.entry_points]