diff --git a/Main.py b/Main.py
index 0b0443f0..f0b8be7c 100644
--- a/Main.py
+++ b/Main.py
@@ -130,8 +130,8 @@ def main(args, seed=None, fish=None):
         for player, name in enumerate(team, 1):
             world.player_names[player].append(name)
     logger.info('')
-
-    if world.owShuffle[1] != 'vanilla' or world.owCrossed[1] not in ['none', 'polar'] or world.owMixed[1] or str(world.seed).startswith('M'):
+    
+    if world.owShuffle[1] != 'vanilla' or world.owCrossed[1] not in ['none', 'polar'] or world.owMixed[1] or str(args.outputname).startswith('M'):
         outfilebase = f'OR_{args.outputname if args.outputname else world.seed}'
     else:
         outfilebase = f'DR_{args.outputname if args.outputname else world.seed}'