buildscript { repositories { mavenLocal() } dependencies { classpath("org.springframework.boot:spring-boot-gradle-plugin:${project.bootVersion}") } } apply plugin: 'java' apply plugin: 'maven' apply plugin: 'org.springframework.boot' jar { baseName = 'classifier-extension' } springBoot { classifier = 'exec' mainClass = 'demo.Application' } repositories { mavenLocal() mavenCentral() } dependencies { compile "org.springframework:spring-core" }