diff --git a/.readthedocs.yaml b/.readthedocs.yaml
index f183f8c3d..0884ebe68 100644
--- a/.readthedocs.yaml
+++ b/.readthedocs.yaml
@@ -20,3 +20,6 @@ sphinx:
 python:
   install:
   - requirements: docs/requirements-mocked.txt
+
+formats:
+  - pdf