diff --git a/export_mailman2_settings.py b/export_mailman2_settings.py
index b0206f0..880f21a 100644
--- a/export_mailman2_settings.py
+++ b/export_mailman2_settings.py
@@ -3,6 +3,7 @@ import json
 import sys
 from functools import partial
 from copy import deepcopy
+from math import floor
 
 from bs4 import BeautifulSoup
 
@@ -110,6 +111,7 @@ TYPES['include_rfc2369_headers'] = lambda x: bool(x)
 TYPES['allow_list_posts'] = lambda x: bool(x)
 TYPES['advertised'] = lambda x: bool(x)
 TYPES['require_explicit_destination'] = lambda x: bool(x)
+TYPES['bounce_score_threshold'] = lambda x: floor(float(x))
 
 TYPES_EXTRA = {
     'autorespond_requests': lambda x, y: x(y).name,
@@ -252,6 +254,8 @@ if __name__ == "__main__":
         globalconfig['dmarc_mitigate_unconditionally'] = False
     if 'from_is_list' in globalconfig.keys():
         del globalconfig['from_is_list']
+    if 'dmarc_moderation_action' in globalconfig.keys():
+        del globalconfig['dmarc_moderation_action']
     # Handle the archiving policy.  In MM2.1 there were two boolean options
     # but only three of the four possible states were valid.  Now there's just
     # an enum.