diff --git a/.readthedocs.yaml b/.readthedocs.yaml
index 60b73b30..e157fb9c 100644
--- a/.readthedocs.yaml
+++ b/.readthedocs.yaml
@@ -9,7 +9,6 @@ sphinx:
    configuration: docs/conf.py
 
 python:
-  version: "3.9"
   install:
   - method: pip
     path: .