diff --git a/configs/rec/rec_mv3_none_bilstm_ctc.yml b/configs/rec/rec_mv3_none_bilstm_ctc.yml
index 1cf97461f86c6d08f56c7d3b32a7a8675185515b..38f1e8691e6056ada01a2d5c19f70955e8117498 100644
--- a/configs/rec/rec_mv3_none_bilstm_ctc.yml
+++ b/configs/rec/rec_mv3_none_bilstm_ctc.yml
@@ -21,7 +21,6 @@ Global:
   infer_mode: False
   use_space_char: False
 
-
 Optimizer:
   name: Adam
   beta1: 0.9
diff --git a/configs/rec/rec_mv3_none_none_ctc.yml b/configs/rec/rec_mv3_none_none_ctc.yml
index 20ae0378c386a1b2969b1fa46605057dbafb9fad..33079ad48c94c217ef86ef3f245492a540559350 100644
--- a/configs/rec/rec_mv3_none_none_ctc.yml
+++ b/configs/rec/rec_mv3_none_none_ctc.yml
@@ -21,7 +21,6 @@ Global:
   infer_mode: False
   use_space_char: False
 
-
 Optimizer:
   name: Adam
   beta1: 0.9
diff --git a/configs/rec/rec_mv3_tps_bilstm_ctc.yml b/configs/rec/rec_mv3_tps_bilstm_ctc.yml
index b0b2417fe262ef51e76eb844392086577e94df05..08f68939d4f1e6de1c3688652bd86f6556a43384 100644
--- a/configs/rec/rec_mv3_tps_bilstm_ctc.yml
+++ b/configs/rec/rec_mv3_tps_bilstm_ctc.yml
@@ -21,7 +21,6 @@ Global:
   infer_mode: False
   use_space_char: False
 
-
 Optimizer:
   name: Adam
   beta1: 0.9
diff --git a/configs/rec/rec_r34_vd_none_bilstm_ctc.yml b/configs/rec/rec_r34_vd_none_bilstm_ctc.yml
index f737f3ac4aa1b349c60f0e5ae131c6d23128a3ce..4ad2ff89ef1e72c58c426670742bc2ada27cfc4a 100644
--- a/configs/rec/rec_r34_vd_none_bilstm_ctc.yml
+++ b/configs/rec/rec_r34_vd_none_bilstm_ctc.yml
@@ -21,7 +21,6 @@ Global:
   infer_mode: False
   use_space_char: False
 
-
 Optimizer:
   name: Adam
   beta1: 0.9
diff --git a/configs/rec/rec_r34_vd_none_none_ctc.yml b/configs/rec/rec_r34_vd_none_none_ctc.yml
index 1dc6a7d5d7328f76e8f38809fc1733d6cb12885e..9c1eeb304f41d46e49cee350e5d659dd1e0c8b0e 100644
--- a/configs/rec/rec_r34_vd_none_none_ctc.yml
+++ b/configs/rec/rec_r34_vd_none_none_ctc.yml
@@ -21,7 +21,6 @@ Global:
   infer_mode: False
   use_space_char: False
 
-
 Optimizer:
   name: Adam
   beta1: 0.9
diff --git a/configs/rec/rec_r34_vd_tps_bilstm_ctc.yml b/configs/rec/rec_r34_vd_tps_bilstm_ctc.yml
index 0ba77348882f9affabd93f1accc9df99361853d2..aeded4926a6d09cf30210f2d348d2933461a06b1 100644
--- a/configs/rec/rec_r34_vd_tps_bilstm_ctc.yml
+++ b/configs/rec/rec_r34_vd_tps_bilstm_ctc.yml
@@ -21,7 +21,6 @@ Global:
   infer_mode: False
   use_space_char: False
 
-
 Optimizer:
   name: Adam
   beta1: 0.9