diff --git a/BizHawk.Emulation/Computers/Commodore64/C64.Core.cs b/BizHawk.Emulation/Computers/Commodore64/C64.Core.cs
index 83d9639687..0531c7b8f2 100644
--- a/BizHawk.Emulation/Computers/Commodore64/C64.Core.cs
+++ b/BizHawk.Emulation/Computers/Commodore64/C64.Core.cs
@@ -48,7 +48,7 @@ namespace BizHawk.Emulation.Computers.Commodore64
 			byte[] diskRom = File.ReadAllBytes(diskPath);
 
 			disk = new VIC1541(initRegion, diskRom);
-			disk.Connect(board.serPort);
+			//disk.Connect(board.serPort);
 		}
 
 		private void InitMedia()
diff --git a/BizHawk.Emulation/Computers/Commodore64/C64.cs b/BizHawk.Emulation/Computers/Commodore64/C64.cs
index 54d0f2be2d..05e1b622dd 100644
--- a/BizHawk.Emulation/Computers/Commodore64/C64.cs
+++ b/BizHawk.Emulation/Computers/Commodore64/C64.cs
@@ -111,7 +111,7 @@ namespace BizHawk.Emulation.Computers.Commodore64
 			board.PollInput();
 			for (uint count = cyclesPerFrame; count > 0; count--)
 			{
-				disk.Execute();
+				//disk.Execute();
 				board.Execute();
 			}
 			_islag = !board.inputRead;
diff --git a/BizHawk.Emulation/Computers/Commodore64/MOS/MOS6510.cs b/BizHawk.Emulation/Computers/Commodore64/MOS/MOS6510.cs
index 3b95c6872a..0882b0c60c 100644
--- a/BizHawk.Emulation/Computers/Commodore64/MOS/MOS6510.cs
+++ b/BizHawk.Emulation/Computers/Commodore64/MOS/MOS6510.cs
@@ -1,5 +1,7 @@
 using BizHawk.Emulation.CPUs.M6502;
 using System;
+using System.Collections.Generic;
+using System.Runtime.InteropServices;
 
 namespace BizHawk.Emulation.Computers.Commodore64.MOS
 {
@@ -9,7 +11,8 @@ namespace BizHawk.Emulation.Computers.Commodore64.MOS
 	{
 		// ------------------------------------
 
-		private MOS6502X cpu;
+        private MOS6502X cpu;
+        private List<GCHandle> disposeList = new List<GCHandle>();
 		private bool freezeCpu;
 		private bool pinCassetteButton; // note: these are only
 		private bool pinCassetteMotor; // latches!
@@ -41,7 +44,7 @@ namespace BizHawk.Emulation.Computers.Commodore64.MOS
 
 		public MOS6510()
 		{
-			cpu = new MOS6502X();
+            cpu = new MOS6502X();
 
 			// configure cpu r/w
 			cpu.DummyReadMemory = Read;
@@ -61,6 +64,14 @@ namespace BizHawk.Emulation.Computers.Commodore64.MOS
 			pinNMILast = true;
 		}
 
+        ~MOS6510()
+        {
+            foreach (GCHandle handle in disposeList)
+            {
+                handle.Free();
+            }
+        }
+
 		public void HardReset()
 		{
 			cpu.Reset();