diff --git a/egs/tedlium2/ASR/conformer_ctc3/.conformer.py.swp b/egs/tedlium2/ASR/conformer_ctc3/.conformer.py.swp
index 4ab919c77..5740c38d0 100644
Binary files a/egs/tedlium2/ASR/conformer_ctc3/.conformer.py.swp and b/egs/tedlium2/ASR/conformer_ctc3/.conformer.py.swp differ
diff --git a/egs/tedlium2/ASR/conformer_ctc3/.train.py.swp b/egs/tedlium2/ASR/conformer_ctc3/.train.py.swp
index 194e6637a..9aad6f831 100644
Binary files a/egs/tedlium2/ASR/conformer_ctc3/.train.py.swp and b/egs/tedlium2/ASR/conformer_ctc3/.train.py.swp differ
diff --git a/egs/tedlium2/ASR/conformer_ctc3/conformer.py b/egs/tedlium2/ASR/conformer_ctc3/conformer.py
index ab0980f69..f6f56fa35 100644
--- a/egs/tedlium2/ASR/conformer_ctc3/conformer.py
+++ b/egs/tedlium2/ASR/conformer_ctc3/conformer.py
@@ -189,7 +189,7 @@ class Conformer(Transformer):
             ctc_output=self.ctc_output,
         )  # (S, N, C)
         
-        if self.group_num != 0:
+        if self.group_num > 0:
             x = 0
             for enum, alpha in enumerate(self.alpha):
                 x += self.sigmoid(alpha) * layer_outputs[(enum+1)*self.group_layer_num-1]