diff --git a/requirements.all.txt b/requirements.all.txt
index db588cc2b..99b5c0dca 100644
--- a/requirements.all.txt
+++ b/requirements.all.txt
@@ -234,7 +234,7 @@ fastremap==1.17.7
     #   kimimaro
     #   osteoid
     #   pcg-skel
-filelock==3.20.0
+filelock==3.20.3
     # via
     #   cachecontrol
     #   sphinx-toolbox
diff --git a/requirements.modules.txt b/requirements.modules.txt
index bdaaada90..0ae231997 100644
--- a/requirements.modules.txt
+++ b/requirements.modules.txt
@@ -189,7 +189,7 @@ fastremap==1.17.7
     #   kimimaro
     #   osteoid
     #   pcg-skel
-filelock==3.20.0
+filelock==3.20.3
     # via torch
 fill-voids==2.1.1
     # via