diff --git a/http-core/src/main/scala/org/apache/pekko/http/impl/util/StageLoggingWithOverride.scala b/http-core/src/main/scala/org/apache/pekko/http/impl/util/StageLoggingWithOverride.scala
index 37df23695..a09a81e62 100644
--- a/http-core/src/main/scala/org/apache/pekko/http/impl/util/StageLoggingWithOverride.scala
+++ b/http-core/src/main/scala/org/apache/pekko/http/impl/util/StageLoggingWithOverride.scala
@@ -20,7 +20,7 @@ import org.apache.pekko
 import pekko.annotation.InternalApi
 import pekko.stream.stage.GraphStageLogic
 import pekko.event.{ LogSource, LoggingAdapter, NoLogging }
-import pekko.stream.{ ActorMaterializer, Materializer }
+import pekko.stream.ActorMaterializer
 
 // TODO Try to reconcile with what Pekko provides in StageLogging.
 // We thought this could be removed when https://github.com/akka/akka/issues/18793 had been implemented
diff --git a/http-tests/src/test/scala/org/apache/pekko/http/scaladsl/server/DontLeakActorsOnFailingConnectionSpecs.scala b/http-tests/src/test/scala/org/apache/pekko/http/scaladsl/server/DontLeakActorsOnFailingConnectionSpecs.scala
index 5c024342c..8668df8d1 100644
--- a/http-tests/src/test/scala/org/apache/pekko/http/scaladsl/server/DontLeakActorsOnFailingConnectionSpecs.scala
+++ b/http-tests/src/test/scala/org/apache/pekko/http/scaladsl/server/DontLeakActorsOnFailingConnectionSpecs.scala
@@ -25,6 +25,7 @@ import pekko.stream.scaladsl.{ Sink, Source }
 import pekko.stream.testkit.Utils.assertAllStagesStopped
 import pekko.testkit.TestKit
 import com.typesafe.config.ConfigFactory
+import org.apache.pekko.stream.ActorMaterializer
 import org.scalatest.BeforeAndAfterAll
 
 import scala.concurrent.Await
@@ -47,6 +48,7 @@ abstract class DontLeakActorsOnFailingConnectionSpecs(poolImplementation: String
       http.host-connection-pool.base-connection-backoff = 0 ms
     }""").withFallback(ConfigFactory.load())
   implicit val system: ActorSystem = ActorSystem("DontLeakActorsOnFailingConnectionSpecs-" + poolImplementation, config)
+  implicit val materializer: ActorMaterializer = ActorMaterializer()
 
   val log = Logging(system, getClass)(LogSource.fromClass)