diff --git a/.readthedocs.yml b/.readthedocs.yml
index 73be989..04300fc 100644
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -1,5 +1,8 @@
 version: 2
 
+build:
+  os: ubuntu-22.04
+
 python:
   version: 3
   install: