1 files changed, 1 insertions, 1 deletions
diff --git a/kamon-play/src/test/scala/kamon/play/RequestInstrumentationSpec.scala b/kamon-play/src/test/scala/kamon/play/RequestInstrumentationSpec.scala
index 976e7bc0..aec319d5 100644
--- a/kamon-play/src/test/scala/kamon/play/RequestInstrumentationSpec.scala
+++ b/kamon-play/src/test/scala/kamon/play/RequestInstrumentationSpec.scala
@@ -180,7 +180,7 @@ class RequestInstrumentationSpec extends PlaySpec with OneServerPerSuite {
         TraceLocal.store(TraceLocalKey)(header.headers.get(traceLocalStorageKey).getOrElse("unknown"))
 
         next(header).map {
-          result ⇒ result.withHeaders((traceLocalStorageKey -> TraceLocal.retrieve(TraceLocalKey).get))
+          result ⇒ result.withHeaders(traceLocalStorageKey -> TraceLocal.retrieve(TraceLocalKey).get)
         }
       }
     }