diff --git a/keycode.go b/keycode.go
index e53cfb6..c18a3d0 100644
--- a/keycode.go
+++ b/keycode.go
@@ -93,7 +93,14 @@ var keycode = Map{
 	"alt":     56,
 	"space":   57,
 	"shift":   42,
+	"rshift":  54,
 	"enter":   28,
 	"cmd":     3675,
 	"command": 3675,
+	"rcmd":    3676,
+	"ralt":    3640,
+	"up":      57416,
+	"down":    57424,
+	"left":    57419,
+	"right":   57421,
 }