diff --git a/requirements-dev.txt b/requirements-dev.txt
index 80daaa1..7985363 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -26,7 +26,7 @@ distlib==0.3.8
     # via virtualenv
 ffmpy==0.4.0
     # via -r requirements-dev.txt
-filelock==3.16.1
+filelock==3.20.3
     # via virtualenv
 flake8==7.1.1
     # via -r requirements-dev.txt