diff --git a/src/mame/drivers/naomi.c b/src/mame/drivers/naomi.c
index 9fef2dc81dd..8498f24465d 100644
--- a/src/mame/drivers/naomi.c
+++ b/src/mame/drivers/naomi.c
@@ -6992,8 +6992,8 @@ ROM_START( initdv3j )
 	DISK_IMAGE_READONLY( "gds-0032c", 0, BAD_DUMP  SHA1(005b93f9785c76a778f90f04d74d4b3cc1785a01) )
 
 	ROM_REGION( 0x4000, "pic", ROMREGION_ERASEFF)
-	//PIC16C622A (317-????-JPN)
-	ROM_LOAD( "317-xxxx-jpn.pic", 0x000000, 0x004000, NO_DUMP )	// missing PIC
+	//PIC16C622A (317-0379-JPN 253-5508-0379J)
+    ROM_LOAD( "317-0379-jpn.pic", 0x000000, 0x004000, CRC(0c4fc8c1) SHA1(e4f53094ce8d0b98d9c8ac5ec2c0c211cd2a7f37) )
 ROM_END
 
 ROM_START( initdv3jb )
@@ -7003,8 +7003,9 @@ ROM_START( initdv3jb )
 	DISK_REGION( "gdrom" )
 	DISK_IMAGE_READONLY( "gds-0032b", 0, BAD_DUMP SHA1(568411aa72ca308a03a6b5b61c79833464b88bc6) )
 
-	ROM_REGION( 0x50, "pic", ROMREGION_ERASE)
-	ROM_LOAD("gds-0032_pic", 0x00, 0x50, NO_DUMP ) // PIC was missing
+	ROM_REGION( 0x4000, "pic", ROMREGION_ERASE)
+	//PIC16C622A (317-0379-JPN 253-5508-0379J)
+    ROM_LOAD( "317-0379-jpn.pic", 0x000000, 0x004000, CRC(0c4fc8c1) SHA1(e4f53094ce8d0b98d9c8ac5ec2c0c211cd2a7f37) )
 ROM_END
 
 ROM_START( initdv3e )