diff --git a/.readthedocs.yml b/.readthedocs.yml
index 6fd73494..8ec37b29 100644
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -6,9 +6,9 @@ sphinx:
 # Set build image and Python version
 
 build:
-  os: ubuntu-22.04
+  os: ubuntu-24.04
   tools:
-    python: "3"
+    python: "3.14"
 
 python:
   install:
diff --git a/requirements.txt b/requirements.txt
index 16ab2c6d..9c90e195 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-conda-sphinx-theme==0.2.3
-sphinx-sitemap==2.2.0
-sphinx-design
-sphinx-reredirects
+conda-sphinx-theme==0.4.0
+sphinx-sitemap==2.9.0
+sphinx-design==0.7.0
+sphinx-reredirects==1.1.0