diff --git a/requirements/dev.txt b/requirements/dev.txt
index c1fa6168..50631ae9 100644
--- a/requirements/dev.txt
+++ b/requirements/dev.txt
@@ -1,5 +1,5 @@
 -r base.txt
-black==23.7.0
+black==23.9.1
 flake8==6.1.0
 isort==5.12.0
 mypy==1.5.1