diff --git a/ubb-la/try.c b/ubb-la/try.c
index 131a192..d18f127 100644
--- a/ubb-la/try.c
+++ b/ubb-la/try.c
@@ -6,12 +6,12 @@
 
 int main(int argc, char **argv)
 {
-	static uint8_t buf[4000];
+	static uint8_t buf[4100];
 	int i;
 
-	for (i = 0; i != 8000; i++)
+	for (i = 0; i != 8128; i++)
 		buf[i >> 1] |= (i & 0xf) << 4*(~i & 1);
 	gui_init();
-	gui(buf, 0, 8000, argv[1] ? atof(argv[1]) : 1e6);
+	gui(buf, 122, 8128, argv[1] ? atof(argv[1]) : 1e6);
 	return 0;
 }