diff --git a/software/sys_controller/ossc/menu.c b/software/sys_controller/ossc/menu.c
index 0f436eb..60937fa 100644
--- a/software/sys_controller/ossc/menu.c
+++ b/software/sys_controller/ossc/menu.c
@@ -61,7 +61,7 @@ static const char *ar_256col_desc[] = { "4:3", "8:7" };
 static const char *tx_mode_desc[] = { "HDMI", "DVI" };
 static const char *sl_mode_desc[] = { LNG("Off","ｵﾌ"), LNG("Auto","ｵｰﾄ"), LNG("Manual","ｶｽﾀﾑ") };
 static const char *sl_hybr_contr_desc[] = { LNG("Off","ｵﾌ"), LNG("Low","Low"), LNG("Medium","Medium"), LNG("High","High")  };
-static const char *sl_method_desc[] = { LNG("Multiplication","Multiplication"), LNG("Linear","Linear") };
+static const char *sl_method_desc[] = { LNG("Multiplication","Multiplication"), LNG("Subtraction","Subtraction") };
 static const char *sl_type_desc[] = { LNG("Horizontal","ﾖｺ"), LNG("Vertical","ﾀﾃ"), LNG("Alternating","ｺｳｺﾞ") };
 static const char *sl_id_desc[] = { LNG("Top","ｳｴ"), LNG("Bottom","ｼﾀ") };
 static const char *audio_dw_sampl_desc[] = { LNG("Off (fs = 96kHz)","ｵﾌ (fs = 96kHz)"), "2x  (fs = 48kHz)" };