diff --git a/requirements/dev.txt b/requirements/dev.txt
index a752f8b..1928db8 100644
--- a/requirements/dev.txt
+++ b/requirements/dev.txt
@@ -1,4 +1,4 @@
-black==23.7.0
+black==23.9.0
 build==1.0.3
 isort==5.12.0
 mypy==1.5.1