diff --git a/requirements_dev.txt b/requirements_dev.txt
index b8947f0..f9c51e6 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -1,6 +1,6 @@
 pip==20.2.3
 wheel==0.35.1
-watchdog==0.10.3
+watchdog==2.1.9
 flake8==3.8.4
 Sphinx==3.2.1
 tox==3.20.1