diff --git a/.readthedocs.yaml b/.readthedocs.yaml
index 1405493c..bf954229 100644
--- a/.readthedocs.yaml
+++ b/.readthedocs.yaml
@@ -6,7 +6,7 @@ submodules:
 build:
   os: ubuntu-20.04
   tools:
-    python: "3.9"
+    python: "3.12"
 
 sphinx:
   configuration: docs/conf.py