diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..05ed2b3
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,27 @@
+## 1.2.0
+
+- Bug: Fixed CSV export when custom query is used #19 (@sdwolf)
+- Feature: Support Chinese translation #24 (@archonwang)
+- Drop support Redmine 2.6 and supports 3.1,3.2 #23 (@hidakatsuya)
+- Drop support Ruby 1.9.3 and supports 2.3 #22 (@hidakatsuya)
+
+## 1.1.2
+
+- Feature: Support French locale #14
+
+## 1.1.1
+
+- Feature: Russian translation #13 (@insspb)
+
+## 1.1.0
+
+- Feature: Support v3.0 and drop v2.5 or less support #8 (@hidakatsuya)
+
+## 1.0.1
+
+- Bug: First view don't show selected query #7 (@AntonJa, @hidakatsuya)
+
+## 1.0.0
+
+- Allow select a global query #5 [Katsuya Hidaka]
+- Test code and Improvements by testing #1 [Katsuya Hidaka]
diff --git a/README.md b/README.md
index 84af556..5fc305d 100644
--- a/README.md
+++ b/README.md
@@ -20,6 +20,8 @@ Redmine plugin for setting the default custom query of Issues for each project.
   * Redmine 3.1, 3.2, 3.3
   * Ruby 2.2, 2.3
 
+INFO: 1.1.x supports Redmine 2.6 and Ruby 1.9.3.
+
 ## Install
 
 `git clone` or copy an unarchived plugin(archived file is [here](https://github.com/hidakatsuya/redmine_default_custom_query/releases)) to `plugins/redmine_default_custom_query` on your Redmine path.
diff --git a/init.rb b/init.rb
index 3c0ead0..ddb606f 100644
--- a/init.rb
+++ b/init.rb
@@ -2,7 +2,7 @@
   name 'Redmine Default Custom Query'
   author 'Katsuya Hidaka'
   description 'Redmine plugin for setting default custom query of Issues for each project'
-  version '1.1.2'
+  version '1.2.0'
   requires_redmine '3.1'
   url 'https://github.com/hidakatsuya/redmine_default_custom_query'
   author_url 'https://twitter.com/hidakatsuya'