diff --git a/.readthedocs.yaml b/.readthedocs.yaml
index 7a5ea1b1..9a3795a3 100644
--- a/.readthedocs.yaml
+++ b/.readthedocs.yaml
@@ -5,7 +5,7 @@
 version: 2
 
 build:
-  os: ubuntu-24.04
+  os: ubuntu-26.04
   tools:
     ruby: "3.3"
   jobs: