diff --git a/src/mess/machine/victor9kb.c b/src/mess/machine/victor9kb.c
index c3625ffe4bf..2774feffffa 100644
--- a/src/mess/machine/victor9kb.c
+++ b/src/mess/machine/victor9kb.c
@@ -418,7 +418,7 @@ machine_config_constructor victor_9000_keyboard_t::device_mconfig_additions() co
 INPUT_PORTS_START( victor9k_keyboard )
 	PORT_START("Y0")
 	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("CLR/HOME") PORT_CODE(KEYCODE_HOME) // S12
-	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("\xc2\xb1/\xc2\xb0/"UTF8_SMALL_PI) PORT_CODE(KEYCODE_TILDE) // +-, degree, pi // S13
+	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME(UTF8_PLUSMINUS" "UTF8_DEGREES" "UTF8_SMALL_PI) PORT_CODE(KEYCODE_TILDE) // +-, degree, pi // S13
 	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME(UTF8_UP" SCRL "UTF8_DOWN) PORT_CODE(KEYCODE_SCRLOCK) // unicode arrows // S33
 	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("TAB/BACK") PORT_CODE(KEYCODE_TAB) PORT_CHAR(9) // S34
 	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("RVS On-Off/ESC") PORT_CODE(KEYCODE_ESC) PORT_CHAR(27) // S54
@@ -510,7 +510,7 @@ INPUT_PORTS_START( victor9k_keyboard )
 
 	PORT_START("Y9")
 	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad %") // find a good key for this // S30
-	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad \xc3\xb7") PORT_CODE(KEYCODE_SLASH_PAD) // unicode division sign U+00F7 // S31
+	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad "UTF8_DIVIDE) PORT_CODE(KEYCODE_SLASH_PAD) // unicode division sign U+00F7 // S31
 	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 8") PORT_CODE(KEYCODE_8_PAD) // S51
 	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 9") PORT_CODE(KEYCODE_9_PAD) // S52
 	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 5") PORT_CODE(KEYCODE_5_PAD) // S72
@@ -519,7 +519,7 @@ INPUT_PORTS_START( victor9k_keyboard )
 	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad Enter") PORT_CODE(KEYCODE_ENTER_PAD) // S94
 
 	PORT_START("YA")
-	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad \xc3\x97") PORT_CODE(KEYCODE_ASTERISK) // unicode multiply sign U+00D7 // S32
+	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad "UTF8_MULTIPLY) PORT_CODE(KEYCODE_ASTERISK) // unicode multiply sign U+00D7 // S32
 	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F10 [10]") PORT_CODE(KEYCODE_F10) // S11
 	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad -") PORT_CODE(KEYCODE_MINUS_PAD) // S53
 	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F9 [9]") PORT_CODE(KEYCODE_F9) // S10