diff --git a/requirements_dev.txt b/requirements_dev.txt
index 7ee97ac..0f8f558 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -1,7 +1,7 @@
 pip==22.3
 bumpversion==0.6.0
 wheel==0.37.1
-watchdog==2.1.8
+watchdog==2.1.9
 flake8==4.0.1
 tox==3.26.0
 coverage==6.2