<dependency>
    <maven>
        <groupId>com.puppycrawl.tools</groupId>
        <artifactId>checkstyle</artifactId>
        <version>5.3</version>
    </maven>
    <jpp>
        <groupId>JPP</groupId>
        <artifactId>checkstyle</artifactId>
        <version>5.3</version>
    </jpp>
</dependency>