diff --git a/egs/librispeech/ASR/pruned_transducer_stateless_gtrans/.conformer_randomcombine.py.swp b/egs/librispeech/ASR/pruned_transducer_stateless_gtrans/.conformer_randomcombine.py.swp
index 31e390a03..0de2068b1 100644
Binary files a/egs/librispeech/ASR/pruned_transducer_stateless_gtrans/.conformer_randomcombine.py.swp and b/egs/librispeech/ASR/pruned_transducer_stateless_gtrans/.conformer_randomcombine.py.swp differ
diff --git a/egs/librispeech/ASR/pruned_transducer_stateless_gtrans/conformer_randomcombine.py b/egs/librispeech/ASR/pruned_transducer_stateless_gtrans/conformer_randomcombine.py
index 7fd32a13b..3af26f9ea 100644
--- a/egs/librispeech/ASR/pruned_transducer_stateless_gtrans/conformer_randomcombine.py
+++ b/egs/librispeech/ASR/pruned_transducer_stateless_gtrans/conformer_randomcombine.py
@@ -214,6 +214,7 @@ class Conformer(EncoderInterface):
         x = x.permute(1, 0, 2)  # (T, N, C) ->(N, T, C)
          
         layer_outputs = [x.permute(1, 0, 2) for x in layer_outputs]
+        '''
         if self.group_num == 4:
             x = self.layer_norm(1/4*(self.sigmoid(self.alpha[0])*layer_outputs[2] + \
                                      self.sigmoid(self.alpha[1])*layer_outputs[5] + \
@@ -247,6 +248,11 @@ class Conformer(EncoderInterface):
                                     )
                                 )
         '''
+        x = 0
+        for enum, alpha in enumerate(self.alpha):
+            x += self.sigmoid(alpha) * layer_outputs[(enum+1)*self.group_layer_num-1]
+        x = self.layer_norm(x/self.group_num)
+        '''
         layer_outputs = [x.permute(1, 0, 2) for x in layer_outputs]
 
         x = 0