diff --git a/.readthedocs.yaml b/.readthedocs.yaml
index c42f473..b72a370 100644
--- a/.readthedocs.yaml
+++ b/.readthedocs.yaml
@@ -3,6 +3,11 @@
 
 version: 2
 
+build:
+    os: ubuntu-22.04
+    tools:
+        python: '3.11'
+
 formats:
   - pdf