--- ../snes9x-1.51-src-orig/unix/svga.cpp	2007-04-29 09:51:08 +0900
+++ unix/svga.cpp	2008-02-10 15:18:07 +0900
@@ -373,7 +373,7 @@
 	Settings.Transparency = FALSE;
     }
 
-    if (info->width >= 512 && info->height >= 578)
+    if (info->width >= 512 && info->height >= 478)
 	Settings.SupportHiRes = TRUE;
 
     if (info->width < 512 || info->height < 240)