diff --git a/setup.cfg b/setup.cfg
index 7db08fc5..2920691e 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -57,7 +57,7 @@ dev =
     PyMySQL>=0.9,<1.1
 
 doc =
-    Sphinx==4.2.0
+    Sphinx==4.3.0
     docutils==0.17.1
     myst-parser