diff --git a/doc/requirements.rtd.txt b/doc/requirements.rtd.txt
index 2905c9d091..60a7c49f04 100644
--- a/doc/requirements.rtd.txt
+++ b/doc/requirements.rtd.txt
@@ -1,5 +1,5 @@
 sphinx==9.1.*
-sphinx-rtd-theme~=3.1.0rc1
+sphinx-rtd-theme~=3.1.0rc2
 sphinxcontrib-httpdomain~=1.8.1
 sphinxcontrib-images~=1.0.1
 sphinxcontrib-jquery~=4.1
diff --git a/doc/requirements.txt b/doc/requirements.txt
index 249eed05bc..8973434945 100644
--- a/doc/requirements.txt
+++ b/doc/requirements.txt
@@ -1,6 +1,6 @@
 -e ../
 sphinx==9.1.*
-sphinx-rtd-theme~=3.1.0rc1
+sphinx-rtd-theme~=3.1.0rc2
 sphinxcontrib-httpdomain~=1.8.1
 sphinxcontrib-images~=1.0.1
 sphinxcontrib-jquery~=4.1