diff --git a/server/modules/book-page/ui/src/index.js b/server/modules/book-page/ui/src/index.js
index 13b7dd5..61fb5be 100644
--- a/server/modules/book-page/ui/src/index.js
+++ b/server/modules/book-page/ui/src/index.js
@@ -6,6 +6,7 @@ export default () => {
       const displayList = formatsList.querySelector('[data-book-formats-list]')
       if (displayList) {
         displayList.addEventListener('click', (evt) => {
+          evt.stopPropagation()
           const secondFormat = formatsList.querySelector('.pdl-book-preview__format--second')
           const thirdFormat = formatsList.querySelector('.pdl-book-preview__format--third')