diff --git a/src/pyj/viewer-main.pyj b/src/pyj/viewer-main.pyj
index ee50b60cda..26d9167a35 100644
--- a/src/pyj/viewer-main.pyj
+++ b/src/pyj/viewer-main.pyj
@@ -16,12 +16,12 @@ from modals import create_modal_container
 from qt import from_python, to_python
 from read_book.db import new_book
 from read_book.footnotes import main as footnotes_main
-from read_book.globals import runtime, ui_operations, set_system_colors
+from read_book.globals import runtime, set_system_colors, ui_operations
 from read_book.iframe import main as iframe_main
 from read_book.shortcuts import add_standalone_viewer_shortcuts
 from read_book.view import View
 from session import local_storage, session_defaults
-from utils import encode_query_with_path, parse_url_params
+from utils import debounce, encode_query_with_path, parse_url_params
 from viewer.constants import FAKE_HOST, FAKE_PROTOCOL, READER_BACKGROUND_URL
 
 runtime.is_standalone_viewer = True
@@ -224,6 +224,7 @@ def create_view(prefs, local_storage, field_metadata, ui_data):
     if view is None:
         create_session_data(prefs, local_storage)
         view = View(document.getElementById('view'))
+        window.addEventListener('resize', debounce(view.on_resize.bind(self), 250))
         if ui_data.show_home_page_on_ready:
             view.overlay.open_book(False)