diff --git a/devices/devicejson.go b/devices/devicejson.go
index 95b59f2..53f3cf4 100644
--- a/devices/devicejson.go
+++ b/devices/devicejson.go
@@ -1,6 +1,11 @@
 package devices
 
-import "github.com/OrbTools/OrbCommon/gui"
+import (
+	"encoding/binary"
+	"io"
+
+	"github.com/OrbTools/OrbCommon/gui"
+)
 
 //ExtraBytes defines extra bytes to a type
 type ExtraBytes struct {
@@ -19,3 +24,9 @@ type Device struct {
 var DeviceList = []string{
 	"Orbweaver",
 }
+
+//SavePKMKeymap saves an orb after edit
+func SavePKMKeymap(mapped interface{}, file io.WriteCloser) {
+	binary.Write(file, binary.LittleEndian, mapped)
+	file.Close()
+}