diff --git a/.readthedocs.yml b/.readthedocs.yml
index 76120063..d161ec9b 100644
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -4,8 +4,12 @@ mkdocs:
   configuration: mkdocs.yml
   fail_on_warning: true
 
+build:
+  os: ubuntu-20.04
+  tools:
+    python: "3.11"
+
 python:
-  version: 3.8
   install:
     - requirements: pip_require.txt
     - requirements: requirements.txt