diff --git a/requirements/extras.txt b/requirements/extras.txt
index 97250258..77764af9 100644
--- a/requirements/extras.txt
+++ b/requirements/extras.txt
@@ -1,6 +1,6 @@
 # these are "extra" dependencies to run advanced package features
 # ought to mirror 'extras' under options.extras_require in config.cfg
 -r install.txt
-black==24.3.0
+black==26.3.1
 codespell
 isort