diff --git a/docs/en_US/install.md b/docs/en_US/install.md
index 7b2abc379c0285c735892a2db9a86e01bb1c278e..0439fdfb5c17972a4b916815a05cf9245eaa1a2e 100644
--- a/docs/en_US/install.md
+++ b/docs/en_US/install.md
@@ -3,7 +3,7 @@
 ### requirements
 
 * PaddlePaddle >= 2.0.0-rc
-* Python >= 3.5+
+* Python >= 3.6
 * CUDA >= 9.0
 
 ### 1. Install PaddlePaddle
diff --git a/docs/zh_CN/install.md b/docs/zh_CN/install.md
index 2321f6303c74163a5c29d7c9feb9c03a7ea58781..5f1c80ceb558b1f16bc530841c6e9b4019ef2a38 100644
--- a/docs/zh_CN/install.md
+++ b/docs/zh_CN/install.md
@@ -3,7 +3,7 @@
 ### 要求
 
 * PaddlePaddle >= 2.0.0-rc
-* Python >= 3.5+
+* Python >= 3.6
 * CUDA >= 9.0
 
 ### 1. 安装PaddlePaddle
diff --git a/ppgan/datasets/transforms/transforms.py b/ppgan/datasets/transforms/transforms.py
index f55396425565c1735f1c7e216398d0ba1f5faa04..540644acce336df4a77cdf1c207b20ad4650d1df 100644
--- a/ppgan/datasets/transforms/transforms.py
+++ b/ppgan/datasets/transforms/transforms.py
@@ -19,9 +19,9 @@ import collections
 import numpy as np
 
 import paddle.vision.transforms as T
-import ppgan.datasets.transforms.functional as custom_F
 import paddle.vision.transforms.functional as F
 
+from . import functional as custom_F
 from .builder import TRANSFORMS
 
 if sys.version_info < (3, 3):
diff --git a/setup.py b/setup.py
index a5e63930651d9a6ac79d1b2cf5e1f9cb74099fca..ff5d222dcb7c7b126d5135680068a8285a9f7ede 100644
--- a/setup.py
+++ b/setup.py
@@ -20,7 +20,7 @@ with open('requirements.txt', encoding="utf-8-sig") as f:
 
 
 def readme():
-    with open('README_en.md', encoding="utf-8-sig") as f:
+    with open('README.md', encoding="utf-8-sig") as f:
         README = f.read()
     return README