diff --git a/encoding/encoding.go b/encoding/encoding.go
index f9defe6..6d536fc 100644
--- a/encoding/encoding.go
+++ b/encoding/encoding.go
@@ -1,6 +1,7 @@
 package encoding
 
 import (
+	"fmt"
 	"strings"
 )
 
@@ -30,6 +31,7 @@ func RegisterCodec(codec Codec) {
 		panic("cannot register Codec with empty string result for Name()")
 	}
 	contentSubtype := strings.ToLower(codec.Name())
+	fmt.Println("reg", contentSubtype)
 	registeredCodecs[contentSubtype] = codec
 }