diff --git a/ArcFormats/CommonStreams.cs b/ArcFormats/CommonStreams.cs
index 84b5aea0..dd824349 100644
--- a/ArcFormats/CommonStreams.cs
+++ b/ArcFormats/CommonStreams.cs
@@ -58,11 +58,6 @@ namespace GameRes.Formats
             return m_stream.Read (buffer, offset, count);
         }
 
-        public override int ReadByte ()
-        {
-            return m_stream.ReadByte();
-        }
-
         public override void Flush()
         {
             m_stream.Flush();
@@ -83,11 +78,6 @@ namespace GameRes.Formats
             m_stream.Write (buffer, offset, count);
         }
 
-        public override void WriteByte (byte value)
-        {
-            m_stream.WriteByte (value);
-        }
-
         bool _proxy_disposed = false;
         protected override void Dispose (bool disposing)
         {