diff --git a/requirements.txt b/requirements.txt
index 6d8df01..bf47873 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -109,7 +109,7 @@ executing==2.2.1
     # via stack-data
 fastjsonschema==2.21.2
     # via nbformat
-filelock==3.20.0
+filelock==3.20.3
     # via
     #   cachecontrol
     #   gdown