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diff --git a/tools/import-mbox.py b/tools/import-mbox.py
index cca79ce..dd4c0c4 100755
--- a/tools/import-mbox.py
+++ b/tools/import-mbox.py
@@ -408,7 +408,7 @@
                     count += 1
                     if args.verbose and verbose_logger:
                         # TODO optionally show other fields (e.g. From_ line)
-                        verbose_logger.info("MID:%(mid)s MSGID:%(message-id)s", json)
+                        verbose_logger.info("MID:%(mid)s DBID: %(dbid)s MSGID:%(message-id)s", json)
 
                     # Nothing more to do if dry run
                     if args.dry: