1 files changed, 7 insertions, 5 deletions
diff --git a/src/MessagePack/Formatters/IgnoreFormatter.cs b/src/MessagePack/Formatters/IgnoreFormatter.cs
index cbf38bac..036ec86d 100644
--- a/src/MessagePack/Formatters/IgnoreFormatter.cs
+++ b/src/MessagePack/Formatters/IgnoreFormatter.cs
@@ -1,15 +1,17 @@
-namespace MessagePack.Formatters
+using System.Buffers;
+
+namespace MessagePack.Formatters
 {
     public sealed class IgnoreFormatter<T> : IMessagePackFormatter<T>
     {
-        public int Serialize(ref byte[] bytes, int offset, T value, IFormatterResolver formatterResolver)
+        public void Serialize(IBufferWriter<byte> writer, T value, IFormatterResolver formatterResolver)
         {
-            return MessagePackBinary.WriteNil(ref bytes, offset);
+            MessagePackBinary.WriteNil(writer);
         }
 
-        public T Deserialize(byte[] bytes, int offset, IFormatterResolver formatterResolver, out int readSize)
+        public T Deserialize(ref ReadOnlySequence<byte> byteSequence, IFormatterResolver formatterResolver)
         {
-            readSize = MessagePackBinary.ReadNextBlock(bytes, offset);
+            MessagePackBinary.ReadNextBlock(ref byteSequence);
             return default(T);
         }
     }