diff --git a/python-spec/requirements-py3.12-lint.txt b/python-spec/requirements-py3.12-lint.txt
index 9ade3d9..7053225 100644
--- a/python-spec/requirements-py3.12-lint.txt
+++ b/python-spec/requirements-py3.12-lint.txt
@@ -1,7 +1,7 @@
 anndata==0.11.3
 array_api_compat==1.11.1
 attrs==25.1.0
-black==25.1.0
+black==26.3.1
 cfgv==3.4.0
 click==8.1.8
 distlib==0.3.9