diff --git a/right_coin.lua b/right_coin.lua
index 9acf77b..b7cf911 100644
--- a/right_coin.lua
+++ b/right_coin.lua
@@ -156,7 +156,7 @@ do -- Player
 			self.isFlipped = false
 		else self.vx = 0
 		end
-		if btnp(0) and self.vy == 0 then self.vy = j end
+		if btnp(4) and self.vy == 0 then self.vy = j end
 	end
   
 	function Player:update()
@@ -433,7 +433,7 @@ function updateGame()
 	p:update()
 
 	if mget(p.x/s,p.y/s) == 48 or mget(p.x/s,p.y/s) == 49 then
-		if btnp(4) then -- A (Z key)
+		if btnp(5) then -- B (X key)
 			currentState = GameState.market
 		end
 	end