diff --git a/akka-actor-tests/src/test/scala/akka/actor/ActorCreationPerfSpec.scala b/akka-actor-tests/src/test/scala/akka/actor/ActorCreationPerfSpec.scala
index 78cd78e03c..245d7daf00 100644
--- a/akka-actor-tests/src/test/scala/akka/actor/ActorCreationPerfSpec.scala
+++ b/akka-actor-tests/src/test/scala/akka/actor/ActorCreationPerfSpec.scala
@@ -220,5 +220,5 @@ class ActorCreationPerfSpec extends AkkaSpec("akka.actor.serialize-messages = of
 
   override def afterTermination() = shutdownMetrics()
 
-  override def expectedTestDuration = 3 minutes
+  override def expectedTestDuration = 5 minutes
 }
diff --git a/akka-actor-tests/src/test/scala/akka/actor/ConsistencySpec.scala b/akka-actor-tests/src/test/scala/akka/actor/ConsistencySpec.scala
index e0e5cf7c4e..44c25248dc 100644
--- a/akka-actor-tests/src/test/scala/akka/actor/ConsistencySpec.scala
+++ b/akka-actor-tests/src/test/scala/akka/actor/ConsistencySpec.scala
@@ -52,7 +52,7 @@ object ConsistencySpec {
 class ConsistencySpec extends AkkaSpec(ConsistencySpec.config) {
   import ConsistencySpec._
 
-  override def expectedTestDuration: FiniteDuration = 3.minutes
+  override def expectedTestDuration: FiniteDuration = 5.minutes
 
   "The Akka actor model implementation" must {
     "provide memory consistency" in {