diff --git a/README.md b/README.md
index 1b18e1a..5c85ea0 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,7 @@
 
 [![Build Status](https://iproject-jenkins.reactive-labs.io/buildStatus/icon?job=kafka-dvs-aviation-edge-producer%2Fmaster)](https://iproject-jenkins.reactive-labs.io/job/kafka-dvs-aviation-edge-producer/job/master/)
 [![Contributor Covenant](https://img.shields.io/badge/Contributor%20Covenant-v2.0%20adopted-ff69b4.svg)](CODE_OF_CONDUCT.md)
+[![Scala Steward badge](https://img.shields.io/badge/Scala_Steward-helping-blue.svg?style=flat&logo=data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA4AAAAQCAMAAAARSr4IAAAAVFBMVEUAAACHjojlOy5NWlrKzcYRKjGFjIbp293YycuLa3pYY2LSqql4f3pCUFTgSjNodYRmcXUsPD/NTTbjRS+2jomhgnzNc223cGvZS0HaSD0XLjbaSjElhIr+AAAAAXRSTlMAQObYZgAAAHlJREFUCNdNyosOwyAIhWHAQS1Vt7a77/3fcxxdmv0xwmckutAR1nkm4ggbyEcg/wWmlGLDAA3oL50xi6fk5ffZ3E2E3QfZDCcCN2YtbEWZt+Drc6u6rlqv7Uk0LdKqqr5rk2UCRXOk0vmQKGfc94nOJyQjouF9H/wCc9gECEYfONoAAAAASUVORK5CYII=)](https://scala-steward.org)
 
 ## Configuration
 
diff --git a/src/main/scala/it/bitrock/dvs/producer/aviationedge/services/Graphs.scala b/src/main/scala/it/bitrock/dvs/producer/aviationedge/services/Graphs.scala
index 60928ba..d102140 100644
--- a/src/main/scala/it/bitrock/dvs/producer/aviationedge/services/Graphs.scala
+++ b/src/main/scala/it/bitrock/dvs/producer/aviationedge/services/Graphs.scala
@@ -93,12 +93,10 @@ object Graphs {
   }
 
   private def validFlight(flight: FlightMessageJson): Boolean =
-    validFlightStatus(flight.status) &&
-      validFlightSpeed(flight.speed.horizontal) &&
+    validFlightSpeed(flight.speed.horizontal) &&
       validFlightJourney(flight.departure.iataCode, flight.arrival.iataCode)
 
-  private def validFlightStatus(status: String): Boolean = status == "en-route"
-  private def validFlightSpeed(speed: Double): Boolean   = speed < aviationConfig.flightSpeedLimit
+  private def validFlightSpeed(speed: Double): Boolean = speed < aviationConfig.flightSpeedLimit
   private def validFlightJourney(departureCode: String, arrivalCode: String): Boolean =
     departureCode.nonEmpty && arrivalCode.nonEmpty
 
diff --git a/src/test/scala/it/bitrock/dvs/producer/aviationedge/services/FilterFunctionsSpec.scala b/src/test/scala/it/bitrock/dvs/producer/aviationedge/services/FilterFunctionsSpec.scala
index 5fe835d..e5a285f 100644
--- a/src/test/scala/it/bitrock/dvs/producer/aviationedge/services/FilterFunctionsSpec.scala
+++ b/src/test/scala/it/bitrock/dvs/producer/aviationedge/services/FilterFunctionsSpec.scala
@@ -21,17 +21,17 @@ class FilterFunctionsSpec extends Suite with AnyWordSpecLike with TestValues {
     "return ErrorPort with an error event" in {
       partitionMessages(Left(ErrorMessage)) shouldBe ErrorPort
     }
-    "return RawPort with a valid flight event" in {
+    "return RawPort whatever the flight status is" in {
+      partitionMessages(Right(CrashedFlightMessage)) shouldBe RawPort
       partitionMessages(Right(EnRouteFlightMessage)) shouldBe RawPort
+      partitionMessages(Right(LandedFlightMessage)) shouldBe RawPort
+      partitionMessages(Right(StartedFlightMessage)) shouldBe RawPort
+      partitionMessages(Right(UnknownFlightMessage)) shouldBe RawPort
     }
     "return RawPort with a valid airline event" in {
       partitionMessages(Right(ValidAirlineMessage)) shouldBe RawPort
     }
     "return InvalidPort with an invalid flight event" in {
-      partitionMessages(Right(StartedFlightMessage)) shouldBe InvalidPort
-      partitionMessages(Right(LandedFlightMessage)) shouldBe InvalidPort
-      partitionMessages(Right(UnknownFlightMessage)) shouldBe InvalidPort
-      partitionMessages(Right(CrashedFlightMessage)) shouldBe InvalidPort
       partitionMessages(Right(InvalidSpeedFlightMessage)) shouldBe InvalidPort
       partitionMessages(Right(InvalidDepartureFlightMessage)) shouldBe InvalidPort
       partitionMessages(Right(InvalidArrivalFlightMessage)) shouldBe InvalidPort
diff --git a/src/test/scala/it/bitrock/dvs/producer/aviationedge/services/GraphsSpec.scala b/src/test/scala/it/bitrock/dvs/producer/aviationedge/services/GraphsSpec.scala
index d97ff7c..a231c44 100644
--- a/src/test/scala/it/bitrock/dvs/producer/aviationedge/services/GraphsSpec.scala
+++ b/src/test/scala/it/bitrock/dvs/producer/aviationedge/services/GraphsSpec.scala
@@ -29,12 +29,13 @@ class GraphsSpec
     with ScalaFutures
     with LazyLogging {
 
-  val timeout = Timeout(3.seconds)
+  private val timeout = Timeout(3.seconds)
 
   "graphs" should {
 
-    "routes error, valid and invalid messages to different sinks" in {
-      val source            = Source(List(Right(FlightMessage), Left(ErrorMessage), Right(UnknownFlightMessage)))
+    "route error, valid and invalid messages to different sinks" in {
+      val source =
+        Source(List(Right(FlightMessage), Left(ErrorMessage), Right(UnknownFlightMessage), Right(InvalidSpeedFlightMessage)))
       val flightSink        = Sink.fold[List[MessageJson], MessageJson](Nil)(_ :+ _)
       val errorSink         = Sink.fold[List[ErrorMessageJson], ErrorMessageJson](Nil)(_ :+ _)
       val invalidFlightSink = Sink.fold[List[MessageJson], MessageJson](Nil)(_ :+ _)
@@ -42,8 +43,8 @@ class GraphsSpec
       val (_, futureFlight, futureError, futureInvalidFlight) = mainGraph(source, flightSink, errorSink, invalidFlightSink).run()
 
       whenReady(futureFlight, timeout) { f =>
-        f.size shouldBe 1
-        f.head shouldBe FlightMessage
+        f.size shouldBe 2
+        f should contain theSameElementsAs List(FlightMessage, UnknownFlightMessage)
       }
       whenReady(futureError, timeout) { e =>
         e.size shouldBe 1
@@ -51,7 +52,7 @@ class GraphsSpec
       }
       whenReady(futureInvalidFlight, timeout) { e =>
         e.size shouldBe 1
-        e.head shouldBe UnknownFlightMessage
+        e.head shouldBe InvalidSpeedFlightMessage
       }
     }
 
@@ -79,8 +80,8 @@ class GraphsSpec
         m.head.maxUpdated shouldBe Instant.ofEpochSecond(MaxUpdated)
         m.head.averageUpdated shouldBe Instant.ofEpochSecond((MinUpdated + MaxUpdated + Updated) / 3)
         m.head.numErrors shouldBe 1
-        m.head.numValid shouldBe 3
-        m.head.numInvalid shouldBe 2
+        m.head.numValid shouldBe 4
+        m.head.numInvalid shouldBe 1
         m.head.total shouldBe 6
       }
     }