diff --git a/lib/spack/docs/requirements.txt b/lib/spack/docs/requirements.txt
index c1b965ea808..98d6ce39ef9 100644
--- a/lib/spack/docs/requirements.txt
+++ b/lib/spack/docs/requirements.txt
@@ -5,7 +5,7 @@ sphinx-rtd-theme==3.0.2
 python-levenshtein==0.26.1
 docutils==0.21.2
 pygments==2.18.0
-urllib3==2.2.3
+urllib3==2.3.0
 pytest==8.3.4
 isort==5.13.2
 black==24.10.0