diff --git a/examples/hi_xiaowen/s0/README.md b/examples/hi_xiaowen/s0/README.md
index bffbcae..96e1138 100644
--- a/examples/hi_xiaowen/s0/README.md
+++ b/examples/hi_xiaowen/s0/README.md
@@ -5,7 +5,6 @@ FRRs with FAR fixed at once per hour:
 | GRU                   | 203       | 80(avg30) | 0.088901   | 0.083827     |
 | TCN                   | 134       | 80(avg30) | 0.023494   | 0.029884     |
 | DS_TCN                | 21        | 80(avg30) | 0.019641   | 0.018325     |
-| DS_TCN(big)           | 287       | 80(avg30) | 0.012217   | 0.011653     |
-| DS_TCN(big, quantize) | 287       | 80(avg30) | 0.017292   | 0.022178     |
+| DS_TCN(spec_aug)      | 21        | 80(avg30) | 0.008176   | 0.005075     |
 | MDTC                  | 156       | 80(avg10) | 0.007142   | 0.005920     |
 | MDTC_Small            | 31        | 80(avg10) | 0.005357   | 0.005920     |
diff --git a/examples/hi_xiaowen/s0/conf/ds_tcn.yaml b/examples/hi_xiaowen/s0/conf/ds_tcn.yaml
index 59fe2fd..23ebbbe 100644
--- a/examples/hi_xiaowen/s0/conf/ds_tcn.yaml
+++ b/examples/hi_xiaowen/s0/conf/ds_tcn.yaml
@@ -11,7 +11,7 @@ dataset_conf:
         frame_shift: 10
         frame_length: 25
         dither: 1.0
-    spec_aug: false
+    spec_aug: true
     spec_aug_conf:
         num_t_mask: 1
         num_f_mask: 1