diff --git a/BizHawk.Emulation.Cores/Consoles/Coleco/ColecoVision.IMemoryDomains.cs b/BizHawk.Emulation.Cores/Consoles/Coleco/ColecoVision.IMemoryDomains.cs
index 52da6f992f..dc5501642d 100644
--- a/BizHawk.Emulation.Cores/Consoles/Coleco/ColecoVision.IMemoryDomains.cs
+++ b/BizHawk.Emulation.Cores/Consoles/Coleco/ColecoVision.IMemoryDomains.cs
@@ -39,8 +39,11 @@ namespace BizHawk.Emulation.Cores.ColecoVision
 
 			if (use_SGM)
 			{
-				var SGMRam = new MemoryDomainByteArray("SGM RAM", MemoryDomain.Endian.Little, SGM_high_RAM, true, 1);
-				domains.Add(SGMRam);
+				var SGMLRam = new MemoryDomainByteArray("SGM Low RAM", MemoryDomain.Endian.Little, SGM_low_RAM, true, 1);
+				domains.Add(SGMLRam);
+
+				var SGMHRam = new MemoryDomainByteArray("SGM High RAM", MemoryDomain.Endian.Little, SGM_high_RAM, true, 1);
+				domains.Add(SGMHRam);
 			}
 
 			SyncAllByteArrayDomains();