diff --git a/src/BizHawk.Emulation.Cores/Arcades/MAME/MAME.ISettable.cs b/src/BizHawk.Emulation.Cores/Arcades/MAME/MAME.ISettable.cs
index d362d67357..fdaacf4cea 100644
--- a/src/BizHawk.Emulation.Cores/Arcades/MAME/MAME.ISettable.cs
+++ b/src/BizHawk.Emulation.Cores/Arcades/MAME/MAME.ISettable.cs
@@ -4,6 +4,7 @@ using System.ComponentModel;
 using System.Linq;
 
 using BizHawk.Common;
+using BizHawk.Common.StringExtensions;
 using BizHawk.Emulation.Common;
 
 namespace BizHawk.Emulation.Cores.Arcades.MAME
@@ -164,6 +165,12 @@ namespace BizHawk.Emulation.Cores.Arcades.MAME
 					}
 					else
 					{
+						if (hashdata.Contains("^"))
+						{
+							hashdata = hashdata.RemoveSuffix("^");
+							name = name + " (BAD DUMP)";
+						}
+
 						hashdata = hashdata.Replace("R", "CRC:").Replace("S", " SHA:");
 						_romHashes.Add(name, hashdata);
 					}
diff --git a/src/BizHawk.Emulation.Cores/Arcades/MAME/MAME.cs b/src/BizHawk.Emulation.Cores/Arcades/MAME/MAME.cs
index 99954da76a..f825f4d3b5 100644
--- a/src/BizHawk.Emulation.Cores/Arcades/MAME/MAME.cs
+++ b/src/BizHawk.Emulation.Cores/Arcades/MAME/MAME.cs
@@ -99,7 +99,19 @@ namespace BizHawk.Emulation.Cores.Arcades.MAME
 
 			lp.Game.Name = _gameFullName;
 			lp.Game.Hash = SHA1Checksum.ComputeDigestHex(Encoding.ASCII.GetBytes(hashes));
-			lp.Game.Status = _romHashes.Values.Any(static s => s is "NO GOOD DUMP KNOWN") ? RomStatus.Unknown : RomStatus.GoodDump;
+
+			if (_romHashes.Values.Any(static s => s is "NO GOOD DUMP KNOWN"))
+			{
+				lp.Game.Status = RomStatus.Unknown;
+			}
+			else if (_romHashes.Keys.Any(static s => s.Contains("BAD DUMP")))
+			{
+				lp.Game.Status = RomStatus.BadDump;
+			}
+			else
+			{
+				lp.Game.Status = RomStatus.GoodDump;
+			}
 
 			_core.mame_info_get_warnings_string(_infoCallback);
 			_infoCallback = null;