diff --git a/README.md b/README.md
index 29afaa4..234d09c 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,5 @@
 # Pea
 
 [![Build Status](https://travis-ci.org/asura-pro/pea.svg?branch=master)](https://travis-ci.org/asura-pro/pea)
+![GitHub release](https://img.shields.io/github/release/asura-pro/pea.svg)
+![Maven Central](https://img.shields.io/maven-metadata/v/http/central.maven.org/maven2/cc/akkaha/pea_2.12/maven-metadata.xml.svg)
diff --git a/build.sbt b/build.sbt
index c395b8f..85a2794 100644
--- a/build.sbt
+++ b/build.sbt
@@ -1,7 +1,8 @@
 lazy val commonSettings = Seq(
   organization := "cc.akkaha",
-  version := "0.2.0-SNAPSHOT",
-  scalaVersion := "2.12.8"
+  version := "0.1.5",
+  scalaVersion := "2.12.8",
+  maintainer := "ngxcorpio@gmail.com",
 )
 
 lazy val pea = Project("pea", file("."))