diff --git a/akka-cluster/src/test/scala/akka/cluster/MetricsCollectorSpec.scala b/akka-cluster/src/test/scala/akka/cluster/MetricsCollectorSpec.scala
index 0b1a330a80..8d6cce9c72 100644
--- a/akka-cluster/src/test/scala/akka/cluster/MetricsCollectorSpec.scala
+++ b/akka-cluster/src/test/scala/akka/cluster/MetricsCollectorSpec.scala
@@ -98,7 +98,7 @@ class MetricsCollectorSpec extends AkkaSpec(MetricsEnabledSpec.config) with Impl
       c.processors.isDefined must be(true)
     }
 
-    "collect 50 node metrics samples in an acceptable duration" taggedAs LongRunningTest in within(7 seconds) {
+    "collect 50 node metrics samples in an acceptable duration" taggedAs LongRunningTest in within(10 seconds) {
       (1 to 50) foreach { _ ⇒
         val sample = collector.sample
         sample.metrics.size must be >= (3)