diff --git a/types/johnny-five/index.d.ts b/types/johnny-five/index.d.ts
index 5f0f6a9f37..eafa4038de 100644
--- a/types/johnny-five/index.d.ts
+++ b/types/johnny-five/index.d.ts
@@ -378,6 +378,8 @@ export declare class LCD {
     autoscroll(): void;
     noAutoscroll(): void;
     bgColor(color: any): void;
+    noBacklight(): void;
+    backlight(): void;
 }
 
 export interface LedOption {