diff --git a/dogpush/dogpush.py b/dogpush/dogpush.py
index 11324a7..7becd49 100755
--- a/dogpush/dogpush.py
+++ b/dogpush/dogpush.py
@@ -56,7 +56,7 @@ def _load_config(config_file):
 
 # Datadog fields we do not store locally.
 IGNORE_FIELDS = ['created_at', 'created', 'modified', 'creator',
-                 'org_id', 'overall_state', 'id', 'deleted',
+                 'org_id', 'overall_state', 'overall_state_modified', 'id', 'deleted',
                  'matching_downtimes',
                  # dogpush specific:
                  'mute_when', 'team', 'severity']