diff --git a/python/paddle/nn/functional/__init__.py b/python/paddle/nn/functional/__init__.py
index 163c249ab37457d7d4566553c71e3231f384a8b1..28c42e6105ad9d3c226b91dc9ce777c9aa7fe40d 100644
--- a/python/paddle/nn/functional/__init__.py
+++ b/python/paddle/nn/functional/__init__.py
@@ -62,7 +62,7 @@ from .common import dropout3d  #DEFINE_ALIAS
 from .common import alpha_dropout  #DEFINE_ALIAS
 # from .common import embedding        #DEFINE_ALIAS
 # from .common import fc  #DEFINE_ALIAS
-from .common import label_smooth  #DEFINE_ALIAS
+from .common import label_smooth
 from .common import one_hot  #DEFINE_ALIAS
 from .common import pad  #DEFINE_ALIAS
 from .common import pad_constant_like  #DEFINE_ALIAS
diff --git a/python/paddle/nn/functional/common.py b/python/paddle/nn/functional/common.py
index 61cb616ee24607c29dc0da3523c58ba93d49897c..7d2ed0cdcf83a4fc5fb78f65c09c5b26d6b1ac23 100644
--- a/python/paddle/nn/functional/common.py
+++ b/python/paddle/nn/functional/common.py
@@ -20,7 +20,6 @@ from paddle.fluid.layers.tensor import Variable, fill_constant, zeros, concat
 from ...fluid.layers import core
 from ...fluid import dygraph_utils
 # TODO: define the common functions to build a neural network  
-from ...fluid.layers import label_smooth  #DEFINE_ALIAS
 from ...fluid import one_hot  #DEFINE_ALIAS
 from ...fluid.layers import pad2d  #DEFINE_ALIAS
 from ...fluid.layers import unfold  #DEFINE_ALIAS