diff --git a/src/mame/drivers/tv912.cpp b/src/mame/drivers/tv912.cpp
index 8370c3152f1..0ceecf3ad44 100644
--- a/src/mame/drivers/tv912.cpp
+++ b/src/mame/drivers/tv912.cpp
@@ -562,7 +562,7 @@ static INPUT_PORTS_START( tv912b )
 	PORT_BIT(0xdc, IP_ACTIVE_LOW, IPT_UNUSED)
 
 	PORT_START("KEY13")
-	PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('h') PORT_CHAR('H') PORT_CODE(KEYCODE_H)
+	PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('h') PORT_CHAR('H') PORT_CHAR(0x08) PORT_CODE(KEYCODE_H)
 	PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('s') PORT_CHAR('S') PORT_CHAR(0x13) PORT_CODE(KEYCODE_S)
 	PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNKNOWN)
 	PORT_BIT(0xdc, IP_ACTIVE_LOW, IPT_UNUSED)
@@ -592,7 +592,7 @@ static INPUT_PORTS_START( tv912b )
 	PORT_BIT(0xdc, IP_ACTIVE_LOW, IPT_UNUSED)
 
 	PORT_START("KEY18")
-	PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Rub Out") PORT_CHAR(0x08) PORT_CODE(KEYCODE_QUOTE)
+	PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Rub Out") PORT_CHAR(UCHAR_MAMEKEY(DEL)) PORT_CODE(KEYCODE_QUOTE)
 	PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('p') PORT_CHAR('P') PORT_CHAR(0x10) PORT_CODE(KEYCODE_P)
 	PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNKNOWN)
 	PORT_BIT(0xdc, IP_ACTIVE_LOW, IPT_UNUSED)