diff --git a/src/plugins/import/ImportXml.py b/src/plugins/import/ImportXml.py
index 8270e0119..ecac5a6a6 100644
--- a/src/plugins/import/ImportXml.py
+++ b/src/plugins/import/ImportXml.py
@@ -921,6 +921,7 @@ class GrampsParser(UpdateCallback):
             del self.func_map
             del self.func_list
             del self.p
+            del self.update
         self.db.enable_signals()
         self.db.request_rebuild()
         return self.info