diff --git a/src/vid_nv_riva128.c b/src/vid_nv_riva128.c
index 1b5ba75fa..9e346a41b 100644
--- a/src/vid_nv_riva128.c
+++ b/src/vid_nv_riva128.c
@@ -1399,12 +1399,12 @@ static void riva128_recalctimings(svga_t *svga)
     break;
   }
 
-  if((svga->crtc[0x28] & 3) != 0)
+  /*if((svga->crtc[0x28] & 3) != 0)
   {
     if(svga->crtc[0x1a] & 2) svga_set_ramdac_type(svga, RAMDAC_6BIT);
     else svga_set_ramdac_type(svga, RAMDAC_8BIT);
   }
-  else svga_set_ramdac_type(svga, RAMDAC_6BIT);
+  else svga_set_ramdac_type(svga, RAMDAC_6BIT);*/
   
   if (((svga->miscout >> 2) & 2) == 2)
   {
@@ -1436,7 +1436,7 @@ static void *riva128_init()
   riva128_in, riva128_out,
   NULL, NULL);
 
-  rom_init(&riva128->bios_rom, "roms/RIVA128_STB.VBI", 0xc0000, 0x8000, 0x7fff, 0, MEM_MAPPING_EXTERNAL);
+  rom_init(&riva128->bios_rom, "roms/Diamond_V330_rev-e.vbi", 0xc0000, 0x8000, 0x7fff, 0, MEM_MAPPING_EXTERNAL);
   if (PCI)
     mem_mapping_disable(&riva128->bios_rom.mapping);
 
@@ -1516,7 +1516,7 @@ static void riva128_close(void *p)
 
 static int riva128_available()
 {
-  return rom_present("roms/RIVA128_STB.VBI");
+  return rom_present("roms/Diamond_V330_rev-e.vbi");
 }
 
 static void riva128_speed_changed(void *p)