diff --git a/ent/role.go b/ent/role.go
index 3653ebf..78e758c 100644
--- a/ent/role.go
+++ b/ent/role.go
@@ -7,6 +7,7 @@ import (
 	"sourcecode.social/reiver/go-jsonint"
 )
 
+var _ json.Marshaler = Role{}
 var _ json.Unmarshaler = new(Role)
 
 // Role represents a Mastodon API "Role".
@@ -29,6 +30,23 @@ type role struct {
 	Highlighted opt.Optional[bool]        `json:"Highlighted"`
 }
 
+func (receiver Role) MarshalJSON() ([]byte, error) {
+
+	var src role
+
+	src.ID          = receiver.ID
+	src.Name        = receiver.Name
+	src.Permissions = receiver.Permissions
+	src.Highlighted = src.Highlighted
+
+	src.Color = receiver.Color
+	receiver.Color.WhenNothing(func(){
+		src.Color = opt.Something("")
+	})
+
+	return json.Marshal(src)
+}
+
 func (receiver *Role) UnmarshalJSON(data []byte) error {
 	if nil == receiver {
 		return errNilReceiver