--- a/khal/ui/__init__.py	2022-02-02 16:30:20.507169060 +0100
+++ b/khal/ui/__init__.py	2022-02-02 16:30:46.497378047 +0100
@@ -1109,6 +1109,7 @@
             account, href, etag = part.split('\n', 2)
             event = self.collection.get_event(href, account)
             event.delete_instance(rec_id)
+            event.etag = etag
             self.collection.update(event)

     def keypress(self, size, key):