diff --git a/requirements.txt b/requirements.txt
index d16abf2..d6cfe9f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 pip==18.0
 bumpversion==0.5.3
 wheel==0.31.1
-watchdog==0.8.3
+watchdog==4.0.2
 tox==3.1.3
 flake8==3.5.0
 Sphinx==1.7.6