diff --git a/akka-cluster/src/multi-jvm/scala/akka/cluster/UnreachableNodeJoinsAgainSpec.scala b/akka-cluster/src/multi-jvm/scala/akka/cluster/UnreachableNodeJoinsAgainSpec.scala
index 48aadb8045..b7fe2c00d6 100644
--- a/akka-cluster/src/multi-jvm/scala/akka/cluster/UnreachableNodeJoinsAgainSpec.scala
+++ b/akka-cluster/src/multi-jvm/scala/akka/cluster/UnreachableNodeJoinsAgainSpec.scala
@@ -194,7 +194,7 @@ abstract class UnreachableNodeJoinsAgainSpec
         awaitMembersUp(expectedNumberOfMembers)
         // don't end the test until the freshSystem is done
         runOn(master) {
-          expectMsg(EndActor.End)
+          expectMsg(20 seconds, EndActor.End)
         }
         endBarrier()
       }