diff --git a/Core/Sachen8259.h b/Core/Sachen8259.h
index 7eb9f5c7..7a4ae4fd 100644
--- a/Core/Sachen8259.h
+++ b/Core/Sachen8259.h
@@ -23,6 +23,7 @@ protected:
 	uint16_t GetCHRPageSize() { return _variant == Sachen8259Variant::Sachen8259D ? 0x400 : 0x800; }
 	uint16_t RegisterStartAddress() { return 0x4100; }
 	uint16_t RegisterEndAddress() { return 0x7FFF; }
+	
 	void InitMapper()
 	{
 		_currentReg = 0;
@@ -31,6 +32,14 @@ protected:
 		SelectPRGPage(0, 0);
 	}
 
+	void StreamState(bool saving)
+	{
+		BaseMapper::StreamState(saving);
+
+		ArrayInfo<uint8_t> regs{ _regs,8 };
+		Stream(_currentReg, regs);
+	}
+
 	void UpdateState()
 	{
 		bool simpleMode = (_regs[7] & 0x01) == 0x01;