diff --git a/.readthedocs.yaml b/.readthedocs.yaml
index f9dd0b733..3323809b9 100644
--- a/.readthedocs.yaml
+++ b/.readthedocs.yaml
@@ -9,7 +9,7 @@ version: 2
 build:
   os: ubuntu-20.04
   tools:
-    # python: "3.13" # let's use the default Python version provided by Read the Docs
+    python: "3.13" # let's use the default Python version provided by Read the Docs
     # You can also specify other tool versions:
     # nodejs: "16"
     # rust: "1.55"