diff --git a/train.py b/train.py
index ed93b77b..db553c44 100644
--- a/train.py
+++ b/train.py
@@ -318,7 +318,7 @@ if __name__ == '__main__':
     parser.add_argument('--accumulate', type=int, default=4, help='accumulate gradient x batches before optimizing')
     parser.add_argument('--cfg', type=str, default='cfg/yolov3-spp.cfg', help='cfg file path')
     parser.add_argument('--data-cfg', type=str, default='data/coco_64img.data', help='coco.data file path')
-    parser.add_argument('--nomultiscale', action='store_false', help='random image sizes per batch 320 - 608')
+    parser.add_argument('--multi-scale', action='store_false', help='random image sizes per batch 320 - 608')
     parser.add_argument('--img-size', type=int, default=416, help='inference size (pixels)')
     parser.add_argument('--resume', action='store_true', help='resume training flag')
     parser.add_argument('--transfer', action='store_true', help='transfer learning flag')