diff --git a/fluid/PaddleCV/object_detection/mobilenet_ssd.py b/fluid/PaddleCV/object_detection/mobilenet_ssd.py
index b87c0558447397e0a5b6a7a1e689a316d1ee8e14..c504aefd5f045e55f7326af0600450c1dd28890a 100644
--- a/fluid/PaddleCV/object_detection/mobilenet_ssd.py
+++ b/fluid/PaddleCV/object_detection/mobilenet_ssd.py
@@ -24,8 +24,6 @@ def conv_bn(input,
         use_cudnn=use_cudnn,
         param_attr=parameter_attr,
         bias_attr=False)
-    parameter_attr = ParamAttr(learning_rate=0.1, initializer=MSRA())
-    bias_attr = ParamAttr(learning_rate=0.2)
     return fluid.layers.batch_norm(input=conv, act=act)