diff --git a/xerrors/codec.go b/xerrors/codec.go
deleted file mode 100644
index 9a32f8b..0000000
--- a/xerrors/codec.go
+++ /dev/null
@@ -1,13 +0,0 @@
-package xerrors
-
-import (
-	"encoding/gob"
-
-	"git.tcp.direct/kayos/common/pool"
-)
-
-type Codec struct {
-	Encoder    gob.GobEncoder
-	Decoder    gob.GobDecoder
-	BufferPool pool.Pool[pool.ByteBuffer]
-}