diff --git a/src/BizHawk.Client.Common/config/Config.cs b/src/BizHawk.Client.Common/config/Config.cs
index c9484793a9..c0daeb3b1b 100644
--- a/src/BizHawk.Client.Common/config/Config.cs
+++ b/src/BizHawk.Client.Common/config/Config.cs
@@ -116,6 +116,7 @@ namespace BizHawk.Client.Common
 			[VSystemID.Raw.GBA] = 3,
 			[VSystemID.Raw.GBC] = 3,
 			[VSystemID.Raw.N64] = 1,
+			[VSystemID.Raw.WSWAN] = 3,
 		};
 
 		public int GetWindowScaleFor(string sysID)