From 3c148f57216eb163ec85ec6c545297dafc39e9d2 Mon Sep 17 00:00:00 2001
From: Thomas Harte <thomas.harte@gmail.com>
Date: Wed, 16 Aug 2017 14:02:46 -0400
Subject: [PATCH] Fixed clanger of an error.

---
 Machines/Atari2600/Cartridges/Unpaged.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Machines/Atari2600/Cartridges/Unpaged.hpp b/Machines/Atari2600/Cartridges/Unpaged.hpp
index 8761d72f5..0974f0d8c 100644
--- a/Machines/Atari2600/Cartridges/Unpaged.hpp
+++ b/Machines/Atari2600/Cartridges/Unpaged.hpp
@@ -20,7 +20,7 @@ class Unpaged: public BusExtender {
 
 		void perform_bus_operation(CPU::MOS6502::BusOperation operation, uint16_t address, uint8_t *value) {
 			if(isReadOperation(operation) && (address & 0x1000)) {
-				*value = rom_base_[address] & (rom_size_ - 1);
+				*value = rom_base_[address & (rom_size_ - 1)];
 			}
 		}
 };