diff --git a/hash/mm2_flop.xml b/hash/mm2_flop.xml
index 47d1851d9f9..44d088c0e6d 100644
--- a/hash/mm2_flop.xml
+++ b/hash/mm2_flop.xml
@@ -12,12 +12,30 @@ license:CC0-1.0
 		<publisher>Nokia Data</publisher>
 
 		<part name="flop1" interface="floppy_5_25">
+			<!--
+			KÄYTTÖJÄRJESTELMÄLEVYKE
+
+			Nokia MS*-DOS 2.00 Versio 2.21
+
+			Sarjanro    1/2 CRTC  00010111
+			*Microsoft Corp. tavaramerkki
+			             toimpvm  85-10-14
+			-->
 			<dataarea name="flop" size="537770">
 				<rom name="12.imd" size="537770" crc="30d62aa0" sha1="887f433133439731baf7617292bcdcb29090075f"/>
 			</dataarea>
 		</part>
 
 		<part name="flop2" interface="floppy_5_25">
+			<!--
+			KÄYTTÖJÄRJESTELMÄLEVYKE
+
+			Nokia MS*-DOS 2.00 Versio 2.21
+
+			Sarjanro    2/2 CRTC  00000000
+			*Microsoft Corp. tavaramerkki
+			             toimpvm  85-10-14
+			-->
 			<dataarea name="flop" size="451922">
 				<rom name="13.imd" size="451922" crc="2efba243" sha1="341f44c2b204d74f729bf3f68ec77aa313c8ea9f"/>
 			</dataarea>
diff --git a/src/mame/nokia/mikromikko2.cpp b/src/mame/nokia/mikromikko2.cpp
index cf6739f1c65..7e4c6cf9ac6 100644
--- a/src/mame/nokia/mikromikko2.cpp
+++ b/src/mame/nokia/mikromikko2.cpp
@@ -289,6 +289,13 @@ static GFXDECODE_START( gfx_mm2 )
 	GFXDECODE_ENTRY( "chargen", 0, gfxlayout, 0, 1 )
 GFXDECODE_END
 
+void mm2_state::palette(palette_device &palette) const
+{
+	palette.set_pen_color(0, rgb_t(0xff, 0xff, 0xff)); // white
+	palette.set_pen_color(1, rgb_t(0x00, 0x00, 0x00)); // black (normal color)
+	palette.set_pen_color(2, rgb_t(0x7f, 0x7f, 0x7f)); // grey ("highlight" mode color)
+}
+
 uint32_t mm2_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
 {
 	if (!m_blc)
@@ -312,7 +319,7 @@ uint32_t mm2_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap, c
 
 				for (int bit = 0; bit < 8; bit++)
 				{
-					bool pixel = BIT(char_data, 0) ^ !m_cpl;
+					bool pixel = BIT(char_data, 0) ^ m_cpl;
 					char_data >>= 1;
 
 					bitmap.pix((sy * 12) + y, (sx * 8) + bit) = pixel;
@@ -400,7 +407,7 @@ void mm2_state::mm2(machine_config &config)
 	screen.set_palette(m_palette);
 
 	GFXDECODE(config, "gfxdecode", m_palette, gfx_mm2);
-	PALETTE(config, m_palette, palette_device::MONOCHROME);
+	PALETTE(config, m_palette, FUNC(mm2_state::palette), 3);
 
 	CRT9007(config, m_vpac, 35.4525_MHz_XTAL/8);
 	m_vpac->set_addrmap(0, &mm2_state::vpac_mem);
diff --git a/src/mame/nokia/mikromikko2.h b/src/mame/nokia/mikromikko2.h
index 51c5b77c7e3..1d5cbfab77e 100644
--- a/src/mame/nokia/mikromikko2.h
+++ b/src/mame/nokia/mikromikko2.h
@@ -85,6 +85,7 @@ private:
 	void mm2_io_map(address_map &map);
 	void vpac_mem(address_map &map);
 
+	void palette(palette_device &palette) const;
 	uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
 
 	static void floppy_formats(format_registration &fr);