diff --git a/src/burn/drv/capcom/cps.h b/src/burn/drv/capcom/cps.h
index ceaf2265b..e018ca313 100644
--- a/src/burn/drv/capcom/cps.h
+++ b/src/burn/drv/capcom/cps.h
@@ -169,6 +169,7 @@ extern UINT8 CpsReset;
 extern UINT8 Cpi01A, Cpi01C, Cpi01E;
 extern INT32 nIrqLine50, nIrqLine52;								// The scanlines at which the interrupts are triggered
 extern INT32 nCpsNumScanlines;
+extern INT32 Cps1VBlankIRQLine;
 extern INT32 CpsDrawSpritesInReverse;
 INT32 CpsRunInit();
 INT32 CpsRunExit();
diff --git a/src/burn/drv/capcom/cps_run.cpp b/src/burn/drv/capcom/cps_run.cpp
index 5c07cfbeb..8891a59af 100644
--- a/src/burn/drv/capcom/cps_run.cpp
+++ b/src/burn/drv/capcom/cps_run.cpp
@@ -18,6 +18,7 @@ INT32 CpsDrawSpritesInReverse = 0;
 INT32 nIrqLine50, nIrqLine52;
 
 INT32 nCpsNumScanlines = 259;
+INT32 Cps1VBlankIRQLine = 2;
 
 CpsRunInitCallback CpsRunInitCallbackFunction = NULL;
 CpsRunInitCallback CpsRunExitCallbackFunction = NULL;
@@ -194,6 +195,8 @@ INT32 CpsRunExit()
 	CpsRunFrameStartCallbackFunction = NULL;
 	CpsRunFrameMiddleCallbackFunction = NULL;
 	CpsRunFrameEndCallbackFunction = NULL;
+	
+	Cps1VBlankIRQLine = 2;
 
 	return 0;
 }
@@ -326,7 +329,7 @@ INT32 Cps1Frame()
 
 			memcpy(CpsSaveReg[0], CpsReg, 0x100);				// Registers correct now
 
-			SekSetIRQLine(2, SEK_IRQSTATUS_AUTO);				// Trigger VBlank interrupt
+			SekSetIRQLine(Cps1VBlankIRQLine, SEK_IRQSTATUS_AUTO);				// Trigger VBlank interrupt
 		}
 
 		SekRun(nNext - SekTotalCycles());						// run 68K
diff --git a/src/burn/drv/capcom/d_cps1.cpp b/src/burn/drv/capcom/d_cps1.cpp
index 330236040..740f3705d 100644
--- a/src/burn/drv/capcom/d_cps1.cpp
+++ b/src/burn/drv/capcom/d_cps1.cpp
@@ -10800,6 +10800,8 @@ static INT32 DrvInit()
 	
 	nRet = CpsRunInit(); if (nRet != 0) return 1;
 	
+	Cps1VBlankIRQLine = 2;
+	
 	return 0;
 }
 
@@ -10925,18 +10927,12 @@ void __fastcall CawingblInputWriteWord(UINT32 a, UINT16 d)
 	}
 }
 
-static void CawingblFrameMiddle()
-{
-	// Needs an IRQ 6 to write scroll values (running it every frame results
-	// in the game running too fast
-	if (GetCurrentFrame() & 1) SekSetIRQLine(6, SEK_IRQSTATUS_AUTO);
-}
-
 static INT32 CawingblInit()
 {
 	INT32 nRet = 0;
 	
 	Cps1DisablePSnd = 1;
+	bCpsUpdatePalEveryFrame = 1;
 	
 	CpsLayer1XOffs = -63;
 	CpsLayer2XOffs = -62;
@@ -10949,7 +10945,6 @@ static INT32 CawingblInit()
 	CpsRunResetCallbackFunction = FcrashSoundReset;
 	CpsRunExitCallbackFunction = FcrashSoundExit;
 	CpsRunFrameStartCallbackFunction = FcrashSoundFrameStart;
-	CpsRunFrameMiddleCallbackFunction = CawingblFrameMiddle;
 	CpsRunFrameEndCallbackFunction = FcrashSoundFrameEnd;
 	CpsMemScanCallbackFunction = FcrashScanSound;
 	
@@ -10963,6 +10958,8 @@ static INT32 CawingblInit()
 	SekSetWriteWordHandler(1, CawingblInputWriteWord);
 	SekClose();
 	
+	Cps1VBlankIRQLine = 6;
+	
 	return 0;
 }