diff --git a/python/paddle/v2/dataset/__init__.py b/python/paddle/v2/dataset/__init__.py
index cdd85cce37188fe51f8f2de0b9d5a22365ecfe95..f99116b0129da66ee98e85ca13fbe7f376ff345c 100644
--- a/python/paddle/v2/dataset/__init__.py
+++ b/python/paddle/v2/dataset/__init__.py
@@ -30,5 +30,5 @@ import voc_seg
 
 __all__ = [
     'mnist', 'imikolov', 'imdb', 'cifar', 'movielens', 'conll05', 'sentiment'
-    'uci_housing', 'wmt14', 'mq2007', 'flowers', 'voc_seg'
+    'uci_housing', 'wmt14', 'mq2007', 'flowers', 'voc2012'
 ]
diff --git a/python/paddle/v2/dataset/tests/vocseg_test.py b/python/paddle/v2/dataset/tests/voc2012_test.py
similarity index 97%
rename from python/paddle/v2/dataset/tests/vocseg_test.py
rename to python/paddle/v2/dataset/tests/voc2012_test.py
index 8217ff45b13e20fcc6737ce2019f7d98165e5855..31e72ebf5eac0508d12783f9ceaa6eef0fa6d353 100644
--- a/python/paddle/v2/dataset/tests/vocseg_test.py
+++ b/python/paddle/v2/dataset/tests/voc2012_test.py
@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import paddle.v2.dataset.voc_seg
+import paddle.v2.dataset.voc2012
 import unittest
 
 
diff --git a/python/paddle/v2/dataset/voc_seg.py b/python/paddle/v2/dataset/voc2012.py
similarity index 100%
rename from python/paddle/v2/dataset/voc_seg.py
rename to python/paddle/v2/dataset/voc2012.py