diff --git a/mods/flipflop.js b/mods/flipflop.js
index c5a9ef68..18460574 100644
--- a/mods/flipflop.js
+++ b/mods/flipflop.js
@@ -13,8 +13,8 @@ elements.flipflop = {
 		let Powerstate = pixel.powerst
     		let Output = pixelMap[pixel.x+1][pixel.y]
     		let Input = pixelMap[pixel.x-1][pixel.y]
-		console.log(Output)
-		if (typeof Output !== "null" && typeof Input !== "null"){
+		console.log(typeof Output)
+		if (typeof Output !== "undefined" && typeof Input !== "undefined"){
 			Output.charge = 0
 			if (Powerstate == "true" && Input.charge > 0.9) {
 				Powerstate == "false"