diff --git a/animationMario.go b/animationMario.go
index 588b931..9d63278 100644
--- a/animationMario.go
+++ b/animationMario.go
@@ -64,8 +64,8 @@ func (a *Animation) updateMarioPosition() {
 
 	// Calculate new position using parametric ellipse equations
 	t := a.mario.angle
-	marioX := centerX + a.mario.a*math.Cos(t)
-	marioY := centerY + a.mario.b*math.Sin(t)
+	marioX := float64(centerX) + a.mario.a*math.Cos(t)
+	marioY := float64(centerY) + a.mario.b*math.Sin(t)
 
 	// Update angle to move along the ellipse
 	a.mario.angle += 0.1 // Adjust speed as needed