diff --git a/DESCRIPTION b/DESCRIPTION
index f3db906..4af7927 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,6 +1,6 @@
 Package: densratio
 Type: Package
-Version: 0.1.1
+Version: 0.1.1.9000
 Title: Density Ratio Estimation
 Description: Density ratio estimation.
     The estimated density ratio function can be used in many applications such as
diff --git a/README.Rmd b/README.Rmd
index ecd6580..be6e2c2 100644
--- a/README.Rmd
+++ b/README.Rmd
@@ -1,6 +1,4 @@
 ---
-title: "An R Package for Density Ratio Estimation"
-author: Koji MAKIYAMA (@hoxo_m)
 output: 
   md_document:
     variant: gfm
@@ -20,10 +18,17 @@ knitr::opts_chunk$set(
 library(mvtnorm)
 ```
 
+# An R Package for Density Ratio Estimation
+
+#### *Koji MAKIYAMA (@hoxo_m)*
+
+<!-- badges: start -->
 [![Travis-CI Build Status](https://travis-ci.org/hoxo-m/densratio.svg?branch=master)](https://travis-ci.org/hoxo-m/densratio)
 [![CRAN Version](http://www.r-pkg.org/badges/version/densratio)](https://CRAN.R-project.org/package=densratio)
-[![CRAN Downloads](http://cranlogs.r-pkg.org/badges/densratio)](http://cranlogs.r-pkg.org/badges/densratio)
+[![CRAN Downloads](http://cranlogs.r-pkg.org/badges/densratio)](http://cranlogs.r-pkg.org/badges/densratio/)
 [![Coverage Status](https://coveralls.io/repos/github/hoxo-m/densratio/badge.svg?branch=master)](https://coveralls.io/github/hoxo-m/densratio?branch=master)
+[![Say Thanks!](https://img.shields.io/badge/Say%20Thanks-!-1EAEDB.svg)](https://saythanks.io/to/hoxo-m)
+<!-- badges: end -->
 
 ## 1. Overview
 
diff --git a/README.md b/README.md
index 63bae2a..b5d88fa 100644
--- a/README.md
+++ b/README.md
@@ -1,11 +1,22 @@
 <!-- README.md is generated from README.Rmd. Please edit that file -->
 
+# An R Package for Density Ratio Estimation
+
+#### *Koji MAKIYAMA (@hoxo\_m)*
+
+<!-- badges: start -->
+
 [![Travis-CI Build
 Status](https://travis-ci.org/hoxo-m/densratio.svg?branch=master)](https://travis-ci.org/hoxo-m/densratio)
 [![CRAN
 Version](http://www.r-pkg.org/badges/version/densratio)](https://CRAN.R-project.org/package=densratio)
-<http://cranlogs.r-pkg.org/badges/densratio> [![Coverage
+[![CRAN
+Downloads](http://cranlogs.r-pkg.org/badges/densratio)](http://cranlogs.r-pkg.org/badges/densratio/)
+[![Coverage
 Status](https://coveralls.io/repos/github/hoxo-m/densratio/badge.svg?branch=master)](https://coveralls.io/github/hoxo-m/densratio?branch=master)
+[![Say
+Thanks\!](https://img.shields.io/badge/Say%20Thanks-!-1EAEDB.svg)](https://saythanks.io/to/hoxo-m)
+<!-- badges: end -->
 
 ## 1\. Overview