diff --git a/readthedocs.yaml b/readthedocs.yaml
index b378478..82d36a6 100644
--- a/readthedocs.yaml
+++ b/readthedocs.yaml
@@ -8,7 +8,7 @@ version: 2
 build:
   os: ubuntu-22.04
   tools:
-    python: "3.11"
+    python: "2.7"
 
 
 # Build documentation with Sphinx