diff --git a/lib/spack/docs/requirements.txt b/lib/spack/docs/requirements.txt
index 879fe338745..1012054387c 100644
--- a/lib/spack/docs/requirements.txt
+++ b/lib/spack/docs/requirements.txt
@@ -1,7 +1,7 @@
 sphinx==8.1.3
 sphinxcontrib-programoutput==0.17
 sphinx_design==0.6.1
-sphinx-rtd-theme==3.0.1
+sphinx-rtd-theme==3.0.2
 python-levenshtein==0.26.1
 docutils==0.21.2
 pygments==2.18.0