diff --git a/.readthedocs.yaml b/.readthedocs.yaml
index 0a6a324a..8c02e539 100644
--- a/.readthedocs.yaml
+++ b/.readthedocs.yaml
@@ -11,7 +11,7 @@ conda:
 build:
   os: "ubuntu-22.04"
   tools:
-    python: "3.10"
+    python: "3.8"
   jobs:
     post_create_environment:
       - python setup.py build