diff --git a/.readthedocs.yml b/.readthedocs.yml
index 0d3b335d..e4ce603a 100644
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -3,7 +3,7 @@ version: 2
 build:
   os: ubuntu-lts-latest
   tools:
-    python: "3.12"
+    python: "3.13"
   apt_packages:
     - graphviz