diff --git a/discovery-kubernetes-api/src/main/mima-filters/1.6.0.backwards.excludes b/discovery-kubernetes-api/src/main/mima-filters/1.6.0.backwards.excludes
new file mode 100644
index 000000000..e8231680d
--- /dev/null
+++ b/discovery-kubernetes-api/src/main/mima-filters/1.6.0.backwards.excludes
@@ -0,0 +1,11 @@
+ProblemFilters.exclude[DirectAbstractMethodProblem]("akka.discovery.ServiceDiscovery.lookup")
+
+# private class changed enclosing object
+ProblemFilters.exclude[MissingClassProblem]("akka.discovery.kubernetes.KubernetesApiServiceDiscovery$KubernetesSetup")
+ProblemFilters.exclude[MissingClassProblem]("akka.discovery.kubernetes.KubernetesApiServiceDiscovery$KubernetesSetup$")
+
+# InternalAPI
+ProblemFilters.exclude[DirectMissingMethodProblem]("akka.discovery.kubernetes.PodList#PodStatus.copy")
+ProblemFilters.exclude[DirectMissingMethodProblem]("akka.discovery.kubernetes.PodList#PodStatus.this")
+ProblemFilters.exclude[MissingTypesProblem]("akka.discovery.kubernetes.PodList$PodStatus$")
+ProblemFilters.exclude[DirectMissingMethodProblem]("akka.discovery.kubernetes.PodList#PodStatus.apply")
diff --git a/discovery-kubernetes-api/src/main/scala/akka/discovery/kubernetes/KubernetesApiServiceDiscovery.scala b/discovery-kubernetes-api/src/main/scala/akka/discovery/kubernetes/KubernetesApiServiceDiscovery.scala
index 2de7cd17d..2c1683b00 100644
--- a/discovery-kubernetes-api/src/main/scala/akka/discovery/kubernetes/KubernetesApiServiceDiscovery.scala
+++ b/discovery-kubernetes-api/src/main/scala/akka/discovery/kubernetes/KubernetesApiServiceDiscovery.scala
@@ -20,6 +20,7 @@ import scala.util.control.NonFatal
 
 import akka.actor.ActorSystem
 import akka.annotation.InternalApi
+import akka.annotation.DoNotInherit
 import akka.discovery.ServiceDiscovery.Resolved
 import akka.discovery.ServiceDiscovery.ResolvedTarget
 import akka.discovery._
@@ -111,7 +112,9 @@ object BaseKubernetesApiServiceDiscovery {
 /**
  * Discovery implementation that uses the Kubernetes API.
  *
+ * Not for user extension
  */
+@DoNotInherit
 sealed abstract class BaseKubernetesApiServiceDiscovery(protected val log: LoggingAdapter)(implicit system: ActorSystem)
     extends ServiceDiscovery {