diff --git a/requirements.dev.txt b/requirements.dev.txt
index d32db57..5885116 100644
--- a/requirements.dev.txt
+++ b/requirements.dev.txt
@@ -61,7 +61,7 @@ entrypoints==0.4
 exceptiongroup==1.1.3
 executing==2.0.1
 fastjsonschema==2.18.1
-filelock==3.32.4
+filelock==4.2.1
 fonttools==4.61.0
 fqdn==1.5.1
 identify==2.5.30