diff --git a/scripts/base_train.py b/scripts/base_train.py
index 4bce6cd..7ed6330 100644
--- a/scripts/base_train.py
+++ b/scripts/base_train.py
@@ -59,7 +59,7 @@ parser.add_argument("--scalar-lr", type=float, default=0.5, help="learning rate
 parser.add_argument("--adam-beta1", type=float, default=0.8, help="Adam beta1 for embedding/unembedding")
 parser.add_argument("--adam-beta2", type=float, default=0.95, help="Adam beta2 for embedding/unembedding")
 parser.add_argument("--warmup-ratio", type=float, default=0.0, help="ratio of iterations for LR warmup")
-parser.add_argument("--warmdown-ratio", type=float, default=0.4, help="ratio of iterations for LR warmdown")
+parser.add_argument("--warmdown-ratio", type=float, default=0.5, help="ratio of iterations for LR warmdown")
 parser.add_argument("--final-lr-frac", type=float, default=0.0, help="final LR as fraction of initial LR")
 parser.add_argument("--resume-from-step", type=int, default=-1, help="resume training from this step (-1 = disable)")
 # Evaluation