diff --git a/requirements.txt b/requirements.txt
index 1bbbdf8..d0cb270 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
 slack-bolt==1.27.0
 pytest==9.0.2
-ruff==0.15.4
+ruff==0.15.8