[source,kotlin]
----
plugins {
    application
}

applicationDefaultJvmArgs = listOf("-Dgreeting.language=en") // Accessing a convention
----
=====
[.multi-language-sample]
=====
.build.gradle
[source,groovy]
----
plugins {
    id 'application'
}

applicationDefaultJvmArgs = ['-Dgreeting.language=en'] // Accessing a convention
----
=====
====