diff --git a/requirements-dev.txt b/requirements-dev.txt
index 9647e9c..23cc0cc 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,4 +1,4 @@
-black==23.3.0
+black==23.9.1
 homeassistant
 isort==5.12.0
 pyglowmarkt==0.5.5