diff --git a/BizHawk.Client.EmuHawk/MainForm.cs b/BizHawk.Client.EmuHawk/MainForm.cs
index 3ce98c973e..13fe805389 100644
--- a/BizHawk.Client.EmuHawk/MainForm.cs
+++ b/BizHawk.Client.EmuHawk/MainForm.cs
@@ -3142,8 +3142,7 @@ namespace BizHawk.Client.EmuHawk
 				else
 				{
 					_currentSoundProvider.SetSyncMode(SyncSoundMode.Sync);
-					double msPerFrame = 1000.0 * Emulator.CoreComm.VsyncDen / Emulator.CoreComm.VsyncNum;
-					_aviSoundInputAsync = new SyncToAsyncProvider(_currentSoundProvider, msPerFrame + 10.0);
+					_aviSoundInputAsync = new SyncToAsyncProvider(_currentSoundProvider, 10.0);
 				}
 			}
 			_dumpProxy = new SimpleSyncSoundProvider();