<dependency>
<groupId>com.softwaremill.sttp.client4</groupId>
<artifactId>okhttp-backend_2.12</artifactId>
<version>4.0.0-M13</version>
</dependency>
libraryDependencies += "com.softwaremill.sttp.client4" % "okhttp-backend_2.12" % "4.0.0-M13"
@Grapes(
@Grab(group='com.softwaremill.sttp.client4', module='okhttp-backend_2.12', version='4.0.0-M13')
)
<dependency org="com.softwaremill.sttp.client4" name="okhttp-backend_2.12" rev="4.0.0-M13" />