diff --git a/Game/GameKeyPressed.lua b/Game/GameKeyPressed.lua
index 22b1891..3691f34 100644
--- a/Game/GameKeyPressed.lua
+++ b/Game/GameKeyPressed.lua
@@ -24,9 +24,9 @@ function GameKeyPressed(key)
 	end
 
 	if key == "m" then
-		MUTED = not MUTED
+		_G.MUTED = not _G.MUTED
 		-- Need to set the battle music to mute
-		if MUTED then
+		if _G.MUTED then
 			musicBattle:setVolume(0)
 		else
 			musicBattle:setVolume(0.5)