diff --git a/BizHawk.Emulation/Consoles/Nintendo/NES/Boards/VRC6.cs b/BizHawk.Emulation/Consoles/Nintendo/NES/Boards/VRC6.cs
index d332cff4c4..d7ddd9db43 100644
--- a/BizHawk.Emulation/Consoles/Nintendo/NES/Boards/VRC6.cs
+++ b/BizHawk.Emulation/Consoles/Nintendo/NES/Boards/VRC6.cs
@@ -237,7 +237,6 @@ namespace BizHawk.Emulation.Consoles.Nintendo
 			if (irq_mode)
 			{
 				ClockIRQ();
-				throw new InvalidOperationException("needed a test case for this; you found one!");
 			}
 			else
 			{