diff --git a/archivebox/index/schema.py b/archivebox/index/schema.py
index 66baa9d9..194878f7 100644
--- a/archivebox/index/schema.py
+++ b/archivebox/index/schema.py
@@ -59,6 +59,7 @@ class ArchiveResult:
         }
         info['start_ts'] = parse_date(info['start_ts'])
         info['end_ts'] = parse_date(info['end_ts'])
+        info['cmd_version'] = info.get('cmd_version')
         return cls(**info)
 
     def to_dict(self, *keys) -> dict: