diff --git a/.readthedocs.yaml b/.readthedocs.yaml
index e6a22d9..55ac084 100644
--- a/.readthedocs.yaml
+++ b/.readthedocs.yaml
@@ -12,10 +12,10 @@ build:
 sphinx:
   configuration: docs/conf.py
 
- formats:
-   - pdf
-   - epub
+  formats:
+    - pdf
+    - epub
 
- python:
-   install:
-     - requirements: docs/requirements.txt
+  python:
+    install:
+      - requirements: docs/requirements.txt