Preheat oven to 350°F (175°C). Lightly grease a 9x13-inch baking dish.

Spread lemon pie filling evenly in the dish.

Drop spoonfuls of softened cream cheese over the filling.

Sprinkle lemon cake mix evenly over the cream cheese.

Drizzle melted butter evenly across the top.

Bake for 35-40 minutes until golden and bubbly.

Let cool 10 minutes before serving. Serve warm or at room temperature.