diff --git a/lib/spack/docs/requirements.txt b/lib/spack/docs/requirements.txt
index 4bfbc25766..b61d7a8b5b 100644
--- a/lib/spack/docs/requirements.txt
+++ b/lib/spack/docs/requirements.txt
@@ -8,6 +8,6 @@ pygments==2.17.2
 urllib3==2.2.1
 pytest==8.2.0
 isort==5.13.2
-black==24.4.0
+black==24.4.2
 flake8==7.0.0
 mypy==1.10.0