diff --git a/src/calibre/gui2/tweak_book/boss.py b/src/calibre/gui2/tweak_book/boss.py
index b336f44369..07140f7c3b 100644
--- a/src/calibre/gui2/tweak_book/boss.py
+++ b/src/calibre/gui2/tweak_book/boss.py
@@ -1138,6 +1138,7 @@ class Boss(QObject):
         if current_container() is None:
             return
         self.commit_all_editors_to_container()
+        self.add_savepoint(_('Before: Spell Check'))
         self.gui.spell_check.show()
 
     @in_thread_job