diff --git a/setup.cfg b/setup.cfg
index 8969f262..77d93a0d 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -55,7 +55,7 @@ database =
     PyMySQL>=0.9,<1.1
 
 dev =
-    black==23.3.0
+    black==23.9.1
     flake8==5.0.4
     isort==5.11.5
     vermin==1.5.2