diff --git a/dev-requirements.txt b/dev-requirements.txt
index e21e8fb6..0a090b93 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -1,6 +1,6 @@
 black==22.1.0
 docformatter==1.4
-filelock==3.6.0
+filelock==3.9.0
 flake8==4.0.1
 isort==5.10.1
 pytest==7.0.1