diff --git a/BizHawk.Emulation.Cores/Consoles/Sega/Saturn/Yabause.cs b/BizHawk.Emulation.Cores/Consoles/Sega/Saturn/Yabause.cs
index 524325c67d..cf5322bbe6 100644
--- a/BizHawk.Emulation.Cores/Consoles/Sega/Saturn/Yabause.cs
+++ b/BizHawk.Emulation.Cores/Consoles/Sega/Saturn/Yabause.cs
@@ -556,6 +556,7 @@ namespace BizHawk.Emulation.Cores.Sega.Saturn
 				LibYabause.libyabause_deinit();
 				VideoHandle.Free();
 				SoundHandle.Free();
+				CD.Dispose();
 				Disposed = true;
 				DeactivateGL();
 			}
diff --git a/BizHawk.Emulation.Cores/Consoles/Sega/gpgx/GPGX.cs b/BizHawk.Emulation.Cores/Consoles/Sega/gpgx/GPGX.cs
index 65e0241dfe..8503b7f399 100644
--- a/BizHawk.Emulation.Cores/Consoles/Sega/gpgx/GPGX.cs
+++ b/BizHawk.Emulation.Cores/Consoles/Sega/gpgx/GPGX.cs
@@ -697,6 +697,10 @@ namespace BizHawk.Emulation.Cores.Consoles.Sega.gpgx
 				if (SaveRamModified)
 					DisposedSaveRam = CloneSaveRam();
 				KillMemCallbacks();
+				if (CD != null)
+				{
+					CD.Dispose();
+				}
 				AttachedCore = null;
 				disposed = true;
 			}