# Migration Guide Akka Streams 2.0.x to 2.4.x

Migration from Akka Streams 2.0.x to 2.4.x is described in the 
[Scala documentation of 2.4](http://doc.akka.io/docs/akka/2.4/scala/stream/migration-guide-2.0-2.4-scala.html) or
[Java documentation of 2.4](http://doc.akka.io/docs/akka/2.4/java/stream/migration-guide-2.0-2.4-java.html)..