diff --git a/.travis.yml b/.travis.yml
index bf2885c..fcfff36 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -7,6 +7,7 @@ rvm:
 env:
   - REDMINE_VER=master
   - REDMINE_VER=4.0-stable
+  - REDMINE_VER=4.1-stable
 install:
   - bash -x ./travis/travis_install.sh
 script:
diff --git a/README.rdoc b/README.rdoc
index 6b5c9a5..7a8f59c 100644
--- a/README.rdoc
+++ b/README.rdoc
@@ -1,3 +1,6 @@
+{<img src="https://travis-ci.org/haru/redmine_wiki_extensions.svg?branch=master" alt="Build Status" />}[https://travis-ci.org/haru/redmine_wiki_extensions]
+{<img src="https://coveralls.io/repos/github/haru/redmine_wiki_extensions/badge.svg?branch=master" alt="Coverage Status" />}[https://coveralls.io/github/haru/redmine_wiki_extensions?branch=master]
+
 = Redmine Wiki Extensions Plugin
 
 Wiki Extensions is a plugin which adds several useful wiki macros to Redmine.
diff --git a/app/controllers/wiki_extensions_settings_controller.rb b/app/controllers/wiki_extensions_settings_controller.rb
index 1ff2f97..f41df49 100644
--- a/app/controllers/wiki_extensions_settings_controller.rb
+++ b/app/controllers/wiki_extensions_settings_controller.rb
@@ -1,5 +1,5 @@
 # Wiki Extensions plugin for Redmine
-# Copyright (C) 2009-2017  Haruyuki Iida
+# Copyright (C) 2009-2020  Haruyuki Iida
 #
 # This program is free software; you can redistribute it and/or
 # modify it under the terms of the GNU General Public License
@@ -32,9 +32,6 @@ def update
           menu_setting.attributes = menu.permit(:enabled, :menu_no, :title, :page_name)
           menu_setting.save!
         }
-        #setting.auto_preview_enabled = auto_preview_enabled
-        setting.attributes = params.require(:setting).permit(:auto_preview_enabled, :tag_disabled)
-        setting.save!
       end
       flash[:notice] = l(:notice_successful_update)
     rescue => e
diff --git a/init.rb b/init.rb
index 96ebfd4..d1ebfb7 100644
--- a/init.rb
+++ b/init.rb
@@ -1,5 +1,5 @@
 # Wiki Extensions plugin for Redmine
-# Copyright (C) 2009-2017  Haruyuki Iida
+# Copyright (C) 2009-2020  Haruyuki Iida
 #
 # This program is free software; you can redistribute it and/or
 # modify it under the terms of the GNU General Public License
@@ -36,7 +36,7 @@
   author_url 'http://twitter.com/haru_iida'
   description 'This is a Wiki Extensions plugin for Redmine'
   url 'http://www.r-labs.org/projects/r-labs/wiki/Wiki_Extensions_en'
-  version '0.9.0'
+  version '0.9.1'
   requires_redmine :version_or_higher => '4.0.0'
 
   project_module :wiki_extensions do
diff --git a/test/functional/wiki_extensions_settings_controller_test.rb b/test/functional/wiki_extensions_settings_controller_test.rb
index 60691de..97b8578 100644
--- a/test/functional/wiki_extensions_settings_controller_test.rb
+++ b/test/functional/wiki_extensions_settings_controller_test.rb
@@ -41,7 +41,7 @@ def setup
       menus = {}
       menus[0] = {:enabled => 'true',:menu_no => 1, :title => 'my_title', :page_name => 'my_page_name'}
       menus[1] = {:enabled => 'true',:menu_no => 2, :title => 'my_title2', :page_name => 'my_page_name2'}
-      post :update, :params => {:setting => {:auto_preview_enabled => 1},
+      post :update, :params => {
         :menus => menus, :id => @project}
       assert_response :redirect
       setting = WikiExtensionsSetting.find_or_create @project.id