diff --git a/examples/hi_xiaowen/s0/conf/ds_tcn.yaml b/examples/hi_xiaowen/s0/conf/ds_tcn.yaml
index 88b0c78..e511502 100644
--- a/examples/hi_xiaowen/s0/conf/ds_tcn.yaml
+++ b/examples/hi_xiaowen/s0/conf/ds_tcn.yaml
@@ -11,12 +11,12 @@ dataset_conf:
         frame_shift: 10
         frame_length: 25
         dither: 1.0
-    spec_aug: true
+    spec_aug: false
     spec_aug_conf:
         num_t_mask: 1
         num_f_mask: 1
-        max_t: 50
-        max_f: 30
+        max_t: 20
+        max_f: 10
     shuffle: true
     shuffle_conf:
         shuffle_size: 1500