diff --git a/lib/spack/docs/requirements.txt b/lib/spack/docs/requirements.txt
index 3235cd5db4d..594a6b3f9c6 100644
--- a/lib/spack/docs/requirements.txt
+++ b/lib/spack/docs/requirements.txt
@@ -5,7 +5,7 @@ sphinx-rtd-theme==2.0.0
 python-levenshtein==0.25.0
 docutils==0.20.1
 pygments==2.17.2
-urllib3==2.2.0
+urllib3==2.2.1
 pytest==8.0.1
 isort==5.13.2
 black==24.2.0