diff --git a/ppcls/arch/backbone/legendary_models/mobilenet_v1.py b/ppcls/arch/backbone/legendary_models/mobilenet_v1.py
index c8bc594f8ac527e245ef3f1711b374dfcf149e44..cf57f9882745e438a6d31ff7bb70e5ea7c282725 100644
--- a/ppcls/arch/backbone/legendary_models/mobilenet_v1.py
+++ b/ppcls/arch/backbone/legendary_models/mobilenet_v1.py
@@ -53,12 +53,10 @@ class ConvBNLayer(TheseusLayer):
             stride=stride,
             padding=padding,
             groups=num_groups,
-            weight_attr=ParamAttr(
-                initializer=KaimingNormal()),
+            weight_attr=ParamAttr(initializer=KaimingNormal()),
             bias_attr=False)
 
-        self.bn = BatchNorm(
-            num_filters)
+        self.bn = BatchNorm(num_filters)
         
         self.relu = ReLU()