diff --git a/src/NDS.h b/src/NDS.h
index 32433374..9b7a10ae 100644
--- a/src/NDS.h
+++ b/src/NDS.h
@@ -120,7 +120,8 @@ extern u8 ROMSeed1[2*8];
 extern u8 ARM9BIOS[0x1000];
 extern u8 ARM7BIOS[0x4000];
 
-#define MAIN_RAM_SIZE 0x400000
+//#define MAIN_RAM_SIZE 0x400000
+#define MAIN_RAM_SIZE 0x1000000
 
 extern u8 MainRAM[MAIN_RAM_SIZE];