diff --git a/wgmaster/migrate.py b/wgmaster/migrate.py
index d246c33..1ee6fae 100755
--- a/wgmaster/migrate.py
+++ b/wgmaster/migrate.py
@@ -622,7 +622,7 @@ def migrate_area_commitment_types(in_dir: str, out_dir: str) -> None:
         bio = []
         if WG == 'MATZEN':
             bio = ['GV', 'ZW', 'MT']
-            f.row('BM', 'BM', None, None, None, 5000, 5000, None)
+            f.row('BM', 'BM', None, None, None, None, None, None)
         elif WG == 'GWK':
             bio = ['GV', 'ZW', 'WR', 'MT', 'RR', 'WB', 'CH', 'MU']
         for sortid in bio: