diff --git a/BizHawk.Emulation.Cores/Consoles/Nintendo/NES/Boards/SxROM.cs b/BizHawk.Emulation.Cores/Consoles/Nintendo/NES/Boards/SxROM.cs
index 7276bf6c5e..80a651deab 100644
--- a/BizHawk.Emulation.Cores/Consoles/Nintendo/NES/Boards/SxROM.cs
+++ b/BizHawk.Emulation.Cores/Consoles/Nintendo/NES/Boards/SxROM.cs
@@ -402,6 +402,9 @@ namespace BizHawk.Emulation.Cores.Nintendo.NES
 				case "HVC-SNROM": // Morita Kazuo no Shougi (J)
 					AssertPrg(128, 256); AssertChr(8); AssertVram(0); AssertWram(8);
 					break;
+				case "HVC-SNROM-03": // Dragon Quest III
+					AssertPrg(128, 256); AssertChr(0); AssertVram(8); AssertWram(8);
+					break;
 				case "NES-SNROM": //dragon warrior 2
 				case "VIRGIN-SNROM":
 				case "NES-SNWEPROM": // final fantasy 2 (proto)
diff --git a/output/gamedb/gamedb.txt b/output/gamedb/gamedb.txt
index 44e72d3a0f..a20e8c9038 100644
--- a/output/gamedb/gamedb.txt
+++ b/output/gamedb/gamedb.txt
@@ -111,7 +111,8 @@ sha1:AD350F001DB2E3C640B2BD9107B86A8F29B68AC0	G	Commandos (Ch)	NES		board=MAPPER
 sha1:5A91F54A6FF44762D98FC8D8974909D298EB52A8	G	Somari (NT-616) (Unl)	NES		board=MAPPER116;
 sha1:5F0943DC8145542ABC70BF20E4754B3C08653399	G	Meikyuu Jiin Dababa (FDS Conversion) (Unl)	NES		board=MAPPER108;WRAM=0
 sha1:95E86C77BB25DD23152D34FD0BB562A09535BE43	G	Pyramid (AVE) (PRG1)	NES		board=MAPPER000
-
+sha1:5759A9D658D253C8A6AAA38969C443D66E0F3349	G	Dragon Quest III (PRG0)	NES		board=HVC-SNROM-03
+sha1:9DF34897D002E8D0E4D53B76154F8CD46927CDF9	G	Dragon Quest III (PRG1)	NES		board=HVC-SNROM-03
 
 sha1:D20724A2E2933BEE8E193596688CF86747E0250B	B	Dragon Ball Z - Kyoushuu! Saiya Jin (J) (Bad Dump)	NES		board=BANDAI-LZ93D50+24C01;PRG=256;CHR=256;WRAM=0;VRAM=0;PAD_V=0;PAD_H=0
 sha1:9F17353EF85590484BBC693517292A15DD30845D	B	Dragon Ball Z - Kyoushuu! Saiya Jin (J) (Bad Dump)	NES		board=BANDAI-LZ93D50+24C01;PRG=256;CHR=256;WRAM=0;VRAM=0;PAD_V=0;PAD_H=0