diff --git a/requirements-dev.txt b/requirements-dev.txt
index a69fbcfe..3ac36699 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -40,7 +40,7 @@ pyflakes==3.2.0
     # via flake8
 pytest==8.3.4
     # via -r requirements-dev.in
-tomli==2.0.2
+tomli==2.2.1
     # via
     #   black
     #   mypy