Running JBehave from gradle?
task spec << {
    ant.taskdef(
            name: 'jbehave',
            classname: 'org.jbehave.ant.RunStoriesAsEmbeddables',
            classpath: configurations.jbehave.asPath)

    ant.jbehave(
            includes: 'src/main/specs',
            generateViewAfterStories: true
    )
}

configurations { jbehave }
dependencies {
    jbehave ...
}