diff --git a/akka-http-marshallers-scala/akka-http-spray-json/src/main/scala/akka/http/scaladsl/marshallers/sprayjson/SprayJsonSupport.scala b/akka-http-marshallers-scala/akka-http-spray-json/src/main/scala/akka/http/scaladsl/marshallers/sprayjson/SprayJsonSupport.scala
index 57ac42d3e8..6d10f5f8ab 100644
--- a/akka-http-marshallers-scala/akka-http-spray-json/src/main/scala/akka/http/scaladsl/marshallers/sprayjson/SprayJsonSupport.scala
+++ b/akka-http-marshallers-scala/akka-http-spray-json/src/main/scala/akka/http/scaladsl/marshallers/sprayjson/SprayJsonSupport.scala
@@ -23,7 +23,7 @@ trait SprayJsonSupport {
   implicit def sprayJsValueUnmarshaller: FromEntityUnmarshaller[JsValue] =
     Unmarshaller.byteStringUnmarshaller.forContentTypes(`application/json`).mapWithCharset { (data, charset) ⇒
       val input =
-        if (charset == HttpCharsets.`UTF-8`) ParserInput(data.toArray)
+        if (charset == HttpCharsets.`UTF-8`) ParserInput(data.utf8String)
         else ParserInput(data.decodeString(charset.nioCharset.name)) // FIXME: identify charset by instance, not by name!
       JsonParser(input)
     }
diff --git a/akka-http-tests/src/test/scala/akka/http/scaladsl/marshallers/JsonSupportSpec.scala b/akka-http-tests/src/test/scala/akka/http/scaladsl/marshallers/JsonSupportSpec.scala
index fef3487c72..0edf33dd3b 100644
--- a/akka-http-tests/src/test/scala/akka/http/scaladsl/marshallers/JsonSupportSpec.scala
+++ b/akka-http-tests/src/test/scala/akka/http/scaladsl/marshallers/JsonSupportSpec.scala
@@ -19,11 +19,11 @@ object Employee {
   val simple = Employee("Frank", "Smith", 42, 12345, false)
   val json = """{"fname":"Frank","name":"Smith","age":42,"id":12345,"boardMember":false}"""
 
-  val utf8 = Employee("Fränk", "Smi√", 42, 12345, false)
+  val utf8 = Employee("Fränk", "Çmi√", 42, 12345, false)
   val utf8json =
     """{
       |  "fname": "Fränk",
-      |  "name": "Smi√",
+      |  "name": "Çmi√",
       |  "age": 42,
       |  "id": 12345,
       |  "boardMember": false