diff --git a/egs/librispeech/ASR/pruned_transducer_stateless7/train.py b/egs/librispeech/ASR/pruned_transducer_stateless7/train.py
index 21433dd59..ac9a6b22b 100755
--- a/egs/librispeech/ASR/pruned_transducer_stateless7/train.py
+++ b/egs/librispeech/ASR/pruned_transducer_stateless7/train.py
@@ -929,7 +929,7 @@ def run(rank, world_size, args):
     optimizer = PrAdam(model.parameters(),
                        lr=params.initial_lr,
                        max_block_size=512,
-                       lr_update_period=(200, 4000))
+                       lr_update_period=(400, 5000))
 
     scheduler = Eden(optimizer, params.lr_batches, params.lr_epochs)