diff --git a/.readthedocs.yml b/.readthedocs.yml
index 5c003ee..cf17580 100644
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -1,11 +1,12 @@
 version: 2
 
 build:
-  image: latest
+  os: "ubuntu-20.04"
+  tools:
+    python: "3.12"
 
 # Install regular dependencies.
 python:
-  version: 3.8
   install:
     - method: pip
       path: .