diff --git a/src/cart.h b/src/cart.h
index 4573403..ed0f4e3 100644
--- a/src/cart.h
+++ b/src/cart.h
@@ -26,6 +26,9 @@ typedef struct {
 	int CHRRamSize;		/* chr ram size in bytes (volatile) */
 	int PRGRamSaveSize;	/* prg ram size in bytes (non-volatile or battery backed) */
 	int CHRRamSaveSize;	/* chr ram size in bytes (non-volatile or battery backed) */
+	int miscROMSize;
+	int miscROMNumber;
+	uint64 totalFileSize;
 	int region;			/* video system timing (ntsc, pal, dendy */
 
 	uint8 MD5[16];
diff --git a/src/ines.c b/src/ines.c
index 615e5ce..f3f18bc 100644
--- a/src/ines.c
+++ b/src/ines.c
@@ -54,7 +54,6 @@ CartInfo iNESCart       = {0};
 
 uint32 ROM_size         = 0;
 uint32 VROM_size        = 0;
-uint32 MiscROM_size;
 
 static int CHRRAMSize   = -1;
 
@@ -109,6 +108,10 @@ static void iNESGI(int h) {
 			free(ExtraNTARAM);
 			ExtraNTARAM = NULL;
 		}
+		if (MiscROM) {
+			free(MiscROM);
+			MiscROM = NULL;
+		}
 		break;
 	}
 }
@@ -939,6 +942,11 @@ static void iNES_read_header_info(void) {
       if (head.PRGRAM_size & 0xF0) iNESCart.PRGRamSaveSize = 64 << ((head.PRGRAM_size >> 4) & 0x0F);
       if (head.CHRRAM_size & 0x0F) iNESCart.CHRRamSize     = 64 << ((head.CHRRAM_size >> 0) & 0x0F);
       if (head.CHRRAM_size & 0xF0) iNESCart.CHRRamSaveSize = 64 << ((head.CHRRAM_size >> 4) & 0x0F);
+      iNESCart.PRGRomSize = ROM_size >=0xF00? (pow(2, head.ROM_size >>2)*((head.ROM_size &3)*2+1)): (ROM_size*0x4000);
+      iNESCart.CHRRomSize =VROM_size >=0xF00? (pow(2, head.VROM_size>>2)*((head.VROM_size&3)*2+1)): (VROM_size*0x2000);;
+      iNESCart.miscROMNumber =head.MiscRoms;
+      iNESCart.miscROMSize =iNESCart.miscROMNumber? (iNESCart.totalFileSize -16 -(head.ROM_type &4? 512: 0) -iNESCart.PRGRomSize -iNESCart.CHRRomSize): 0;
+      if (iNESCart.miscROMSize &0x8000000) iNESCart.miscROMSize =0;
    }
 }
 
@@ -981,6 +989,7 @@ int iNESLoad(const char *name, FCEUFILE *fp)
          memset((char*)(&head) + 0xA, 0, 0x6);
    }
 
+   iNESCart.totalFileSize =filesize;
    iNES_read_header_info();
 
    if (!ROM_size)
@@ -996,9 +1005,6 @@ int iNESLoad(const char *name, FCEUFILE *fp)
       filesize -= 512;
    }
 
-   iNESCart.PRGRomSize = ROM_size >=0xF00? (pow(2, head.ROM_size >>2)*((head.ROM_size &3)*2+1)): (ROM_size*0x4000);
-   iNESCart.CHRRomSize =VROM_size >=0xF00? (pow(2, head.VROM_size>>2)*((head.VROM_size&3)*2+1)): (VROM_size*0x2000);;
-
    romSize = iNESCart.PRGRomSize + iNESCart.CHRRomSize;
 
    if (romSize > filesize)
@@ -1030,6 +1036,18 @@ int iNESLoad(const char *name, FCEUFILE *fp)
       memset(VROM, 0xFF, vrom_size_pow2);
       FCEU_fread(VROM, 1, iNESCart.CHRRomSize, fp);
    }
+   
+   if (iNESCart.miscROMSize) {
+	   MiscROM =(uint8*) FCEU_malloc(iNESCart.miscROMSize);
+	   if (!MiscROM) {
+		   free(VROM);
+		   free(ROM);
+		   VROM =NULL;
+		   ROM =NULL;
+		   return 0;
+	   }
+	   FCEU_fread(MiscROM, 1, iNESCart.miscROMSize, fp);
+   }
 
    iNESCart.PRGCRC32   = CalcCRC32(0, ROM, iNESCart.PRGRomSize);
    iNESCart.CHRCRC32   = CalcCRC32(0, VROM, iNESCart.CHRRomSize);