Gradle:
compile('org.liquibase:liquibase-core')

Base xml (src/main/resources/liquibase/)
<?xml version="1.0" encoding="utf-8"?>
<databaseChangeLog
    xmlns="http://www.liquibase.org/xml/ns/dbchangelog"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-3.5.xsd">

    <!-- Arquivo de importação -->
    <include file="changelog/qsicontroleacesso.xml" relativeToChangelogFile="true"/>
</databaseChangeLog>

Config properties
liquibase.change-log=classpath:liquibase/base.xml