diff --git a/dev-requirements.txt b/dev-requirements.txt
index bb3bec7..984018c 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -16,7 +16,7 @@ coverage[toml]==7.6.0
     # via pytest-cov
 distlib==0.3.8
     # via virtualenv
-filelock==3.13.1
+filelock==3.16.1
     # via
     #   pytest-mypy
     #   virtualenv