diff --git a/src/BizHawk.Emulation.Cores/Computers/DOS/DOSBox.ISaveRam.cs b/src/BizHawk.Emulation.Cores/Computers/DOS/DOSBox.ISaveRam.cs
deleted file mode 100644
index 43e002fb3d..0000000000
--- a/src/BizHawk.Emulation.Cores/Computers/DOS/DOSBox.ISaveRam.cs
+++ /dev/null
@@ -1,59 +0,0 @@
-using BizHawk.Emulation.Common;
-
-namespace BizHawk.Emulation.Cores.Computers.DOS
-{
-	public partial class DOSBox : ISaveRam
-	{
-		public override bool SaveRamModified
-		{
-			get
-			{
-				bool sramChanged = _libDOSBox.sram_changed();
-				return sramChanged;
-			}
-		}
-
-		public override byte[] CloneSaveRam()
-		{
-			var sramSize = _libDOSBox.get_sram_size();
-			//Console.WriteLine("SRAM Size {0}", sramSize);
-
-			// Don't do anything if no writable hard disk was chosen
-			if (_syncSettings.WriteableHardDisk == WriteableHardDiskOptions.None) return Array.Empty<byte>();
-
-			byte[] sramArray = new byte[sramSize];
-			unsafe
-			{
-				fixed (byte* p = sramArray)
-				{
-					IntPtr ptr = (IntPtr) p;
-					_libDOSBox.get_sram(ptr);
-				}
-			}
-
-			return sramArray;
-		}
-
-		public override void StoreSaveRam(byte[] data)
-		{
-			if (data.Length != (int) _syncSettings.WriteableHardDisk)
-			{
-				Console.WriteLine("SRAM size {0} does not match that of the chosen writable hard disk {1}. Aborting SRAM loading.", data.Length, (int) _syncSettings.WriteableHardDisk);
-				return;
-			}
-
-			// Don't do anything if no writable hard disk was chosen
-			if (_syncSettings.WriteableHardDisk == WriteableHardDiskOptions.None) return;
-
-			unsafe
-			{
-				fixed (byte* p = data)
-				{
-					IntPtr ptr = (IntPtr) p;
-					_libDOSBox.set_sram(ptr);
-				}
-			}
-
-		}
-	}
-}
diff --git a/src/BizHawk.Emulation.Cores/Computers/DOS/LibDOSBox.cs b/src/BizHawk.Emulation.Cores/Computers/DOS/LibDOSBox.cs
index 2299d9c4b2..140610169c 100644
--- a/src/BizHawk.Emulation.Cores/Computers/DOS/LibDOSBox.cs
+++ b/src/BizHawk.Emulation.Cores/Computers/DOS/LibDOSBox.cs
@@ -63,19 +63,6 @@ namespace BizHawk.Emulation.Cores.Computers.DOS
 		[BizImport(CC, Compatibility = true)]
 		public abstract bool Init(bool joystick1Enabled, bool joystick2Enabled, bool mouseEnabled, ulong hardDiskDriveSize, ulong fpsNumerator, ulong fpsDenominator);
 
-		[BizImport(CC, Compatibility = true)]
-
-		public abstract bool sram_changed();
-
-		[BizImport(CC, Compatibility = true)]
-		public abstract int get_sram_size();
-
-		[BizImport(CC, Compatibility = true)]
-		public abstract void get_sram(IntPtr sramBuffer);
-
-		[BizImport(CC, Compatibility = true)]
-		public abstract void set_sram(IntPtr sramBuffer);
-
 		[BizImport(CC, Compatibility = true)]
 		public abstract bool getDriveActivityFlag();
 
diff --git a/waterbox/dosbox/dosbox-x b/waterbox/dosbox/dosbox-x
index e2b4045639..116c7bcf65 160000
--- a/waterbox/dosbox/dosbox-x
+++ b/waterbox/dosbox/dosbox-x
@@ -1 +1 @@
-Subproject commit e2b4045639cd51efea595513eaae1fcb6d680855
+Subproject commit 116c7bcf65fe640ac6efc9accc727553830a9f5a