diff --git a/requirements.txt b/requirements.txt
index 07342e1..d9ffb5a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -25,7 +25,7 @@ colorama==0.4.6
     # via mkdocs-material
 distlib==0.3.9
     # via virtualenv
-filelock==3.18.0
+filelock==3.20.3
     # via virtualenv
 ghp-import==2.1.0
     # via mkdocs