diff --git a/paddle/fluid/API.spec b/paddle/fluid/API.spec
index e362d3486487dd0b55e3e40d1c1358f2e5604ac5..45ac698da42656fbfd5548fdb57ad48f33ffe846 100644
--- a/paddle/fluid/API.spec
+++ b/paddle/fluid/API.spec
@@ -342,6 +342,10 @@ paddle.fluid.contrib.BeamSearchDecoder.early_stop ArgSpec(args=['self'], varargs
 paddle.fluid.contrib.BeamSearchDecoder.read_array ArgSpec(args=['self', 'init', 'is_ids', 'is_scores'], varargs=None, keywords=None, defaults=(False, False))
 paddle.fluid.contrib.BeamSearchDecoder.update_array ArgSpec(args=['self', 'array', 'value'], varargs=None, keywords=None, defaults=None)
 paddle.fluid.contrib.memory_usage ArgSpec(args=['program', 'batch_size'], varargs=None, keywords=None, defaults=None)
+paddle.fluid.contrib.QuantizeTranspiler.__init__ ArgSpec(args=['self', 'weight_bits', 'activation_bits', 'activation_quantize_type', 'weight_quantize_type', 'window_size'], varargs=None, keywords=None, defaults=(8, 8, 'abs_max', 'abs_max', 10000))
+paddle.fluid.contrib.QuantizeTranspiler.convert_to_int8 ArgSpec(args=['self', 'program', 'place', 'scope'], varargs=None, keywords=None, defaults=(None,))
+paddle.fluid.contrib.QuantizeTranspiler.freeze_program ArgSpec(args=['self', 'program', 'place', 'fuse_bn', 'scope'], varargs=None, keywords=None, defaults=(False, None))
+paddle.fluid.contrib.QuantizeTranspiler.training_transpile ArgSpec(args=['self', 'program', 'startup_program'], varargs=None, keywords=None, defaults=(None, None))
 paddle.fluid.transpiler.DistributeTranspiler.__init__ ArgSpec(args=['self', 'config'], varargs=None, keywords=None, defaults=(None,))
 paddle.fluid.transpiler.DistributeTranspiler.get_pserver_program ArgSpec(args=['self', 'endpoint'], varargs=None, keywords=None, defaults=None)
 paddle.fluid.transpiler.DistributeTranspiler.get_pserver_programs ArgSpec(args=['self', 'endpoint'], varargs=None, keywords=None, defaults=None)
diff --git a/python/paddle/fluid/contrib/__init__.py b/python/paddle/fluid/contrib/__init__.py
index 2d78af05ecc05ac06a6c5caf55c0697947ebea57..ea9725d1df8b43ac892a71cfcf94126de84810d0 100644
--- a/python/paddle/fluid/contrib/__init__.py
+++ b/python/paddle/fluid/contrib/__init__.py
@@ -19,6 +19,7 @@ from .decoder import *
 from . import memory_usage_calc
 from .memory_usage_calc import *
 from . import quantize
+from .quantize import *
 
 __all__ = decoder.__all__ + memory_usage_calc.__all__
 __all__ += quantize.__all__
diff --git a/python/paddle/fluid/contrib/quantize/__init__.py b/python/paddle/fluid/contrib/quantize/__init__.py
index 4e1f3d8dc40ba796f8b07b82ae6bb1eee723da33..14c208d0e7f35ebfbbe1c36d0b11a8d0f0efb4a6 100644
--- a/python/paddle/fluid/contrib/quantize/__init__.py
+++ b/python/paddle/fluid/contrib/quantize/__init__.py
@@ -15,5 +15,6 @@
 from __future__ import print_function
 
 from . import quantize_transpiler
+from .quantize_transpiler import *
 
 __all__ = quantize_transpiler.__all__
diff --git a/python/setup.py.in b/python/setup.py.in
index 786c9f2e39880b68700b8acb94b3d35a48323958..b376be0ea373f089ef17f27435d979712fbdff72 100644
--- a/python/setup.py.in
+++ b/python/setup.py.in
@@ -106,6 +106,7 @@ packages=['paddle',
           'paddle.fluid.layers',
           'paddle.fluid.contrib',
           'paddle.fluid.contrib.decoder',
+          'paddle.fluid.contrib.quantize',
           'paddle.fluid.transpiler',
           'paddle.fluid.transpiler.details']