diff --git a/BizHawk.Emulation.Cores/Consoles/Sega/SMS/EEPROM.93c46.cs b/BizHawk.Emulation.Cores/Consoles/Sega/SMS/EEPROM.93c46.cs
index 9a6c841359..ec0acddec1 100644
--- a/BizHawk.Emulation.Cores/Consoles/Sega/SMS/EEPROM.93c46.cs
+++ b/BizHawk.Emulation.Cores/Consoles/Sega/SMS/EEPROM.93c46.cs
@@ -1,8 +1,5 @@
 using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
+using BizHawk.Common;
 
 namespace BizHawk.Emulation.Cores.Sega.MasterSystem
 {
@@ -218,5 +215,19 @@ namespace BizHawk.Emulation.Cores.Sega.MasterSystem
 
 			Flags = (EEPROMFlags)bit & ~EEPROMFlags.Ready;
 		}
+
+		public void SyncState(Serializer ser)
+		{
+			ser.BeginSection("93c46");
+			ser.Sync("Address", ref Address);
+			ser.Sync("Value", ref Value);
+			ser.Sync("BitsWritten", ref BitsWritten);
+			ser.Sync("BitsRead", ref BitsRead);
+			ser.Sync("WriteEnable", ref WriteEnable);
+			ser.SyncEnum("WriteMode", ref WriteMode);
+			ser.SyncEnum("ReadMode", ref ReadMode);
+			ser.SyncEnum("Flags", ref Flags);
+			ser.EndSection();
+		}
 	}
 }
diff --git a/BizHawk.Emulation.Cores/Consoles/Sega/SMS/SMS.IStatable.cs b/BizHawk.Emulation.Cores/Consoles/Sega/SMS/SMS.IStatable.cs
index 8f29ddaf9c..0ba7d4293d 100644
--- a/BizHawk.Emulation.Cores/Consoles/Sega/SMS/SMS.IStatable.cs
+++ b/BizHawk.Emulation.Cores/Consoles/Sega/SMS/SMS.IStatable.cs
@@ -84,6 +84,11 @@ namespace BizHawk.Emulation.Cores.Sega.MasterSystem
 			{
 				YM2413.SyncState(ser);
 			}
+			
+			if (EEPROM != null)
+			{
+				EEPROM.SyncState(ser);
+			}
 
 			ser.Sync("Frame", ref _frame);
 			ser.Sync("LagCount", ref _lagCount);