diff --git a/.readthedocs.yaml b/.readthedocs.yaml
index 56600599cb..4b227351ab 100644
--- a/.readthedocs.yaml
+++ b/.readthedocs.yaml
@@ -15,4 +15,4 @@ python:
    install:
    - requirements: docs/sphinx/requirements.txt
 
-formats: [htmlzip, epub]
+formats: [htmlzip]