diff --git a/pekko-http-avro4s/src/main/scala/com/github/pjfanning/pekkohttpavro4s/AvroSupport.scala b/pekko-http-avro4s/src/main/scala/com/github/pjfanning/pekkohttpavro4s/AvroSupport.scala
index f2f0428..1985e66 100644
--- a/pekko-http-avro4s/src/main/scala/com/github/pjfanning/pekkohttpavro4s/AvroSupport.scala
+++ b/pekko-http-avro4s/src/main/scala/com/github/pjfanning/pekkohttpavro4s/AvroSupport.scala
@@ -110,7 +110,12 @@ trait AvroSupport {
       Future {
         val schema = AvroSchema[A]
         if (bs.isEmpty) throw Unmarshaller.NoContentException
-        AvroInputStream.json[A].from(bs.toByteBuffer).build(schema).iterator.next()
+        val builder =
+          if (ByteStringInputStream.byteStringSupportsAsInputStream)
+            AvroInputStream.json[A].from(ByteStringInputStream(bs))
+          else
+            AvroInputStream.json[A].from(bs.toArrayUnsafe())
+        builder.build(schema).iterator.next()
       }(ec)
     }
 
diff --git a/pekko-http-jackson/src/main/scala/com/github/pjfanning/pekkohttpjackson/ByteStringInputStream.scala b/pekko-http-avro4s/src/main/scala/com/github/pjfanning/pekkohttpavro4s/ByteStringInputStream.scala
similarity index 89%
rename from pekko-http-jackson/src/main/scala/com/github/pjfanning/pekkohttpjackson/ByteStringInputStream.scala
rename to pekko-http-avro4s/src/main/scala/com/github/pjfanning/pekkohttpavro4s/ByteStringInputStream.scala
index ef6ed9e..19e0225 100644
--- a/pekko-http-jackson/src/main/scala/com/github/pjfanning/pekkohttpjackson/ByteStringInputStream.scala
+++ b/pekko-http-avro4s/src/main/scala/com/github/pjfanning/pekkohttpavro4s/ByteStringInputStream.scala
@@ -15,18 +15,16 @@
  * limitations under the License.
  */
 
-package com.github.pjfanning.pekkohttpjackson
+package com.github.pjfanning.pekkohttpavro4s
+
+import org.apache.pekko.util.ByteString
+import org.apache.pekko.util.ByteString.ByteString1C
 
 import java.io.{ ByteArrayInputStream, InputStream }
 import java.lang.invoke.{ MethodHandles, MethodType }
-
 import scala.util.Try
 
-import org.apache.pekko
-import pekko.util.ByteString
-import pekko.util.ByteString.ByteString1C
-
-private[pekkohttpjackson] object ByteStringInputStream {
+private[pekkohttpavro4s] object ByteStringInputStream {
   private val byteStringInputStreamMethodTypeOpt = Try {
     val lookup                = MethodHandles.publicLookup()
     val inputStreamMethodType = MethodType.methodType(classOf[InputStream])
diff --git a/pekko-http-jackson/src/main/scala/com/github/pjfanning/pekkohttpjackson/JacksonSupport.scala b/pekko-http-jackson/src/main/scala/com/github/pjfanning/pekkohttpjackson/JacksonSupport.scala
index 2a94032..5668a61 100644
--- a/pekko-http-jackson/src/main/scala/com/github/pjfanning/pekkohttpjackson/JacksonSupport.scala
+++ b/pekko-http-jackson/src/main/scala/com/github/pjfanning/pekkohttpjackson/JacksonSupport.scala
@@ -21,10 +21,12 @@ import com.fasterxml.jackson.core.util.{ BufferRecycler, JsonRecyclerPools, Recy
 import com.fasterxml.jackson.core.{
   JsonFactory,
   JsonFactoryBuilder,
+  JsonParser,
   StreamReadConstraints,
   StreamReadFeature,
   StreamWriteConstraints
 }
+import com.fasterxml.jackson.core.async.ByteBufferFeeder
 import com.fasterxml.jackson.databind.{ Module, ObjectMapper }
 import com.fasterxml.jackson.databind.json.JsonMapper
 import com.fasterxml.jackson.module.scala.{ ClassTagExtensions, JavaTypeable }
@@ -205,14 +207,19 @@ trait JacksonSupport {
   implicit def fromByteStringUnmarshaller[A: JavaTypeable](implicit
       objectMapper: ObjectMapper with ClassTagExtensions = defaultObjectMapper
   ): Unmarshaller[ByteString, A] =
-    if (ByteStringInputStream.byteStringSupportsAsInputStream) {
-      Unmarshaller { ec => bs =>
-        Future(objectMapper.readValue[A](ByteStringInputStream(bs)))(ec)
-      }
-    } else {
-      Unmarshaller { ec => bs =>
-        Future(objectMapper.readValue[A](bs.toArrayUnsafe()))(ec)
-      }
+    Unmarshaller { ec => bs =>
+      Future {
+        val parser = objectMapper.getFactory
+          .createNonBlockingByteBufferParser()
+          .asInstanceOf[JsonParser with ByteBufferFeeder]
+        bs match {
+          case bs: ByteString.ByteStrings =>
+            bs.asByteBuffers.foreach(parser.feedInput)
+          case bytes =>
+            parser.feedInput(bytes.asByteBuffer)
+        }
+        objectMapper.readValue[A](parser)
+      }(ec)
     }
 
   /**