diff --git a/BizHawk.Emulation.Cores/Consoles/PC Engine/VPC.cs b/BizHawk.Emulation.Cores/Consoles/PC Engine/VPC.cs
index 82edefaecf..9d9e27b460 100644
--- a/BizHawk.Emulation.Cores/Consoles/PC Engine/VPC.cs	
+++ b/BizHawk.Emulation.Cores/Consoles/PC Engine/VPC.cs	
@@ -241,7 +241,10 @@ namespace BizHawk.Emulation.Cores.PCEngine
 		{
 			if (((VDC1.ActiveLine + VDC1.ViewStartLine) >= PCE.Settings.Bottom_Line) ||
 				((VDC1.ActiveLine + VDC1.ViewStartLine) < PCE.Settings.Top_Line))
-				InitializeScanLine(VDC1.ActiveLine);
+			{
+				return;
+			}
+			InitializeScanLine(VDC1.ActiveLine);
 
 			switch (EffectivePriorityMode)
 			{