diff --git a/requirements.txt b/requirements.txt
index 7f3a040..111eae4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-black==25.1.0
+black==25.9.0
 packaging==25.0
 cryptography==45.0.7
 paho-mqtt==2.1.0