diff --git a/.readthedocs.yaml b/.readthedocs.yaml
index 477abd3..6fbbfd1 100644
--- a/.readthedocs.yaml
+++ b/.readthedocs.yaml
@@ -16,7 +16,7 @@ python:
             - docs
 
 formats:
-  - html
+  - htmlzip
 
 sphinx:
   builder: html