diff --git a/.readthedocs.yml b/.readthedocs.yml
index 6ea8bfa9..45c2ac7b 100644
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -12,8 +12,12 @@ sphinx:
 # Include PDF and ePub
 formats: all
 
+build:
+  os: "ubuntu-22.04"
+  tools:
+    python: "3.8"
+
 python:
-  version: 3.8
   install:
   - method: pip
     path: .