diff --git a/requirements.txt b/requirements.txt
index 3da9a949..d53a193e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,5 +10,5 @@ compreffor==0.5.5
 ttfautohint-py==0.5.1
 
 # optional, for experimental reading/writing ufoLib2's UFO as json
-cattrs==24.1.0
+cattrs==24.1.1
 orjson==3.10.7; platform_python_implementation == 'CPython'