diff --git a/python/paddle/reader/decorator.py b/python/paddle/reader/decorator.py
index a81746e4a2..ff09f4c562 100644
--- a/python/paddle/reader/decorator.py
+++ b/python/paddle/reader/decorator.py
@@ -536,6 +536,10 @@ def multiprocess_reader(readers, use_pipe=True, queue_size=1000):
 
     """
 
+    if sys.platform == 'win32':
+        raise NotImplementedError(
+            "The multiprocess_reader method is not supported on windows.")
+
     try:
         import ujson as json
     except Exception as e:
diff --git a/python/paddle/reader/tests/CMakeLists.txt b/python/paddle/reader/tests/CMakeLists.txt
index b1c2197c40..969718d3b1 100644
--- a/python/paddle/reader/tests/CMakeLists.txt
+++ b/python/paddle/reader/tests/CMakeLists.txt
@@ -1,4 +1 @@
-# TODO: Fix this unittest failed on Windows
-if(NOT WIN32)
-    py_test(decorator_test SRCS decorator_test.py)
-endif()
+py_test(decorator_test SRCS decorator_test.py)
diff --git a/python/paddle/reader/tests/decorator_test.py b/python/paddle/reader/tests/decorator_test.py
index abe87fa04d..e15702e39c 100644
--- a/python/paddle/reader/tests/decorator_test.py
+++ b/python/paddle/reader/tests/decorator_test.py
@@ -12,6 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+import sys
 import time
 import unittest
 import functools
@@ -171,8 +172,9 @@ class TestMultiProcessReader(unittest.TestCase):
         self.assertEqual(sorted(self.samples), sorted(results))
 
     def test_distributed_batch_reader(self):
-        self.reader_test(use_pipe=False)
-        self.reader_test(use_pipe=True)
+        if sys.platform != 'win32':
+            self.reader_test(use_pipe=False)
+            self.reader_test(use_pipe=True)
 
 
 if __name__ == '__main__':