diff --git a/Changelog b/Changelog
index 897d6e5a..8b977835 100644
--- a/Changelog
+++ b/Changelog
@@ -1,3 +1,8 @@
+2017-08-28: version 0.39
+1. del_word支持强行拆开词语;  by @gumblex,@fxsjy
+2. 修复百分数的切词; by @fxsjy
+3. 修复HMM=False在多进程模式下的bug; by @huntzhan
+
 2015-12-16: version 0.38
 1. 通过pkg_resources载入默认词典，支持在Spark等平台上运行, by @gumblex;
 2. 扩充识别的汉字unicode范围：[\u4E00-\u9FD5], by @gumblex;
diff --git a/jieba/__init__.py b/jieba/__init__.py
index 75092219..62183a94 100644
--- a/jieba/__init__.py
+++ b/jieba/__init__.py
@@ -1,5 +1,5 @@
 from __future__ import absolute_import, unicode_literals
-__version__ = '0.38'
+__version__ = '0.39'
 __license__ = 'MIT'
 
 import re
diff --git a/setup.py b/setup.py
index fcf50c91..265882b9 100644
--- a/setup.py
+++ b/setup.py
@@ -43,7 +43,7 @@
 """
 
 setup(name='jieba',
-      version='0.38',
+      version='0.39',
       description='Chinese Words Segementation Utilities',
       long_description=LONGDOC,
       author='Sun, Junyi',