diff --git a/.readthedocs.yaml b/.readthedocs.yaml
index 28bb51d9..ff2bef8b 100644
--- a/.readthedocs.yaml
+++ b/.readthedocs.yaml
@@ -8,6 +8,6 @@ build:
     - asdf install uv latest
     - asdf global uv latest
     - uv run --group docs sphinx-build -W -b dirhtml docs $READTHEDOCS_OUTPUT/html
-  formats:
-  - epub
-  - pdf
+formats:
+- epub
+- pdf