diff --git a/pcsx2/R3000A.cpp b/pcsx2/R3000A.cpp
index 01d04b4430..b45ad18af7 100644
--- a/pcsx2/R3000A.cpp
+++ b/pcsx2/R3000A.cpp
@@ -180,7 +180,8 @@ static __fi void _psxTestInterrupts()
 	// The following ints are rarely called.  Encasing them in a conditional
 	// as follows helps speed up most games.
 
-	if( psxRegs.interrupt & ( (1ul<<5) | (3ul<<11) | (3ul<<20) | (3ul<<17) ) )
+	if( psxRegs.interrupt & ((1 << IopEvt_Cdvd) | (1 << IopEvt_Dma11) | (1 << IopEvt_Dma12)
+		| (1 << IopEvt_Cdrom) | (1 << IopEvt_CdromRead) | (1 << IopEvt_DEV9) | (1 << IopEvt_USB)))
 	{
 		IopTestEvent(IopEvt_Cdvd,		cdvdActionInterrupt);
 		IopTestEvent(IopEvt_Dma11,		psxDMA11Interrupt);	// SIO2