diff --git a/static/viewer.html b/static/viewer.html
index a0d83ff7..bc547860 100644
--- a/static/viewer.html
+++ b/static/viewer.html
@@ -55,6 +55,7 @@
             <span id="kiwix_serve_taskbar_book_ui_group">
               <a id="kiwix_serve_taskbar_home_button"
                  title="Go to the main page of the current book"
+                 accesskey="h"
                  aria-label="Go to the main page of the current book"
                  onclick="gotoMainPageOfCurrentBook()"></a>
               <a id="kiwix_serve_taskbar_random_button"