diff --git a/.readthedocs.yml b/.readthedocs.yml
index 85e169f..3462cc9 100644
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -11,6 +11,6 @@ sphinx:
   configuration: docs/conf.py
 
 python:
-  version: 3.10
+  version: "3.10"
   install:
     - requirements: docs/requirements.txt