diff --git a/BizHawk.Emulation.Cores/Consoles/Atari/2600/Tia/TIA.cs b/BizHawk.Emulation.Cores/Consoles/Atari/2600/Tia/TIA.cs
index 4b7da83ff2..26a792ca20 100644
--- a/BizHawk.Emulation.Cores/Consoles/Atari/2600/Tia/TIA.cs
+++ b/BizHawk.Emulation.Cores/Consoles/Atari/2600/Tia/TIA.cs
@@ -98,7 +98,7 @@ namespace BizHawk.Emulation.Cores.Atari.Atari2600
 
 		public int VirtualWidth
 		{
-			get { return ScreenWidth; }
+			get { return 275; } //  275 comes from NTSC specs and the actual pixel clock of a 2600 TIA
 		}
 
 		public int VirtualHeight