diff --git a/egs/librispeech/ASR/conformer_ctc/subsampling.py b/egs/librispeech/ASR/conformer_ctc/subsampling.py
index d1ff7f233..d7be46f17 100644
--- a/egs/librispeech/ASR/conformer_ctc/subsampling.py
+++ b/egs/librispeech/ASR/conformer_ctc/subsampling.py
@@ -316,7 +316,7 @@ class DerivBalancerFunction(torch.autograd.Function):
                 channel_dim: int,
                 threshold: float = 0.05,
                 max_factor: float = 0.05,
-                min_abs: float = 0.2) -> Tensor:
+                min_abs: float = 0.5) -> Tensor:
         if x.requires_grad:
             if channel_dim < 0:
                 channel_dim += x.ndim
@@ -452,7 +452,7 @@ class DerivBalancer(torch.nn.Module):
     def __init__(self, channel_dim: int,
                  threshold: float = 0.05,
                  max_factor: float = 0.02,
-                 min_abs: float = 0.2):
+                 min_abs: float = 0.5):
         super(DerivBalancer, self).__init__()
         self.channel_dim = channel_dim
         self.threshold = threshold
diff --git a/egs/librispeech/ASR/transducer_stateless/train.py b/egs/librispeech/ASR/transducer_stateless/train.py
index d75341a07..80febc677 100755
--- a/egs/librispeech/ASR/transducer_stateless/train.py
+++ b/egs/librispeech/ASR/transducer_stateless/train.py
@@ -110,7 +110,7 @@ def get_parser():
     parser.add_argument(
         "--exp-dir",
         type=str,
-        default="transducer_stateless/specaugmod_baseline_randcombine1_expscale3_brelu2swish2_0.1_bnorm2ma0.2",
+        default="transducer_stateless/specaugmod_baseline_randcombine1_expscale3_brelu2swish2_0.1_bnorm2ma0.5",
         help="""The experiment dir.
         It specifies the directory where all training related
         files, e.g., checkpoints, log, etc, are saved