diff --git a/train.py b/train.py
index dd5eeb600a76..3161159ba44d 100644
--- a/train.py
+++ b/train.py
@@ -504,7 +504,7 @@ def parse_opt(known=False):
     parser.add_argument('--patience', type=int, default=100, help='EarlyStopping patience (epochs without improvement)')
     parser.add_argument('--freeze', nargs='+', type=int, default=[0], help='Freeze layers: backbone=10, first3=0 1 2')
     parser.add_argument('--save-period', type=int, default=-1, help='Save checkpoint every x epochs (disabled if < 1)')
-    parser.add_argument('--local_rank', type=int, default=-1, help='DDP parameter, do not modify')
+    parser.add_argument('--local_rank', type=int, default=-1, help='Automatic DDP Multi-GPU argument, do not modify')
 
     # Weights & Biases arguments
     parser.add_argument('--entity', default=None, help='W&B: Entity')