diff --git a/BizHawk.Emulation.Cores/Consoles/Nintendo/NES/APU.cs b/BizHawk.Emulation.Cores/Consoles/Nintendo/NES/APU.cs
index 72cbcba367..76e048ebe8 100644
--- a/BizHawk.Emulation.Cores/Consoles/Nintendo/NES/APU.cs
+++ b/BizHawk.Emulation.Cores/Consoles/Nintendo/NES/APU.cs
@@ -1328,6 +1328,7 @@ namespace BizHawk.Emulation.Cores.Nintendo.NES
 				}				
 
 				SyncIRQ();
+				nes._irq_apu = irq_pending;
 
 				// since the units run concurrently, the APU frame sequencer is ran last because
 				// it can change the ouput values of the pulse/triangle channels
diff --git a/BizHawk.Emulation.Cores/Consoles/Nintendo/NES/NES.Core.cs b/BizHawk.Emulation.Cores/Consoles/Nintendo/NES/NES.Core.cs
index 667f92a230..af8349b2d7 100644
--- a/BizHawk.Emulation.Cores/Consoles/Nintendo/NES/NES.Core.cs
+++ b/BizHawk.Emulation.Cores/Consoles/Nintendo/NES/NES.Core.cs
@@ -24,7 +24,7 @@ namespace BizHawk.Emulation.Cores.Nintendo.NES
 		EDetectionOrigin origin = EDetectionOrigin.None;
 		int sprdma_countdown;
 
-		bool _irq_apu; //various irq signals that get merged to the cpu irq pin
+		public bool _irq_apu; //various irq signals that get merged to the cpu irq pin
 		
 		/// <summary>clock speed of the main cpu in hz</summary>
 		public int cpuclockrate { get; private set; }