diff --git a/hash/socrates.xml b/hash/socrates.xml
index 8f56a32efca..567ae0627a0 100644
--- a/hash/socrates.xml
+++ b/hash/socrates.xml
@@ -60,6 +60,18 @@ Undumped:
 		</part>
 	</software>
 
+	<software name="gwizard">
+		<description>Game Wizard / Magische Spiele</description>
+		<year>1990</year>
+		<publisher>Video Technology</publisher>
+		<part name="cart" interface="socrates_cart">
+			<dataarea name="rom" size="0x20000">
+				<!-- Label: "(Vtech) LH531A34 // (C)1990 VIDEO TECHNOLOGY // 9117 D"; cart has a blue QC sticker -->
+				<rom name="lh531a34.u1" size="0x20000" crc="57440b05" sha1="35d644c217a3c951827b3ba72b498c652c9487c7" offset="0x00000" />
+			</dataarea>
+		</part>
+	</software>
+
 	<software name="hodgepod">
 		<description>Hodge-Podge</description>
 		<year>1989</year>
diff --git a/src/mess/drivers/socrates.c b/src/mess/drivers/socrates.c
index e172b82123e..957b23af7c3 100644
--- a/src/mess/drivers/socrates.c
+++ b/src/mess/drivers/socrates.c
@@ -1083,7 +1083,10 @@ ROM_END
 ROM_START(profweis)
 	ROM_REGION(0x80000, "maincpu", ROMREGION_ERASEVAL(0xF3))
 	/* Yeno Professor Weiss-Alles (German PAL) */
-	ROM_LOAD("27-00885-001-000.u1", 0x00000, 0x40000, CRC(fcaf8850) SHA1(a99011ee6a1ef63461c00d062278951252f117db)) // Label: "(Vtech) 27-00884-001-000 // (C)1988 VIDEO TECHNOLOGY // 8911 D"
+	ROM_SYSTEM_BIOS(0, "89", "1989")
+	ROMX_LOAD("lh53216d.u1", 0x00000, 0x40000, CRC(6e801762) SHA1(b80574a3abacf18133dacb9d3a8d9e2916730423), ROM_BIOS(1)) // Label: "(Vtech) LH53216D // (C)1989 VIDEO TECHNOLOGY // 9119 D"
+	ROM_SYSTEM_BIOS(1, "88", "1988")
+	ROMX_LOAD("27-00885-001-000.u1", 0x00000, 0x40000, CRC(fcaf8850) SHA1(a99011ee6a1ef63461c00d062278951252f117db), ROM_BIOS(2)) // Label: "(Vtech) 27-00884-001-000 // (C)1988 VIDEO TECHNOLOGY // 8911 D"
 	ROM_CART_LOAD( "cart", 0x40000, 0x20000, 0 )
 
 	ROM_REGION(0x10000, "vram", ROMREGION_ERASEFF) /* fill with ff, driver_init changes this to the 'correct' startup pattern */
@@ -1111,6 +1114,5 @@ ROM_END
 COMP( 1988, socrates,   0,          0,      socrates,   socrates, socrates_state, socrates, "Video Technology",        "Socrates Educational Video System", GAME_NOT_WORKING | GAME_IMPERFECT_SOUND ) // English NTSC, no title copyright
 COMP( 1988, socratfc,   socrates,   0,      socrates,   socrates, socrates_state, socrates, "Video Technology",        "Socrates SAITOUT", GAME_NOT_WORKING | GAME_IMPERFECT_SOUND ) // French Canandian NTSC, 1988 title copyright
 COMP( 1988, profweis,   socrates,   0,      socrates_pal,   socrates, socrates_state, socrates, "Video Technology/Yeno",        "Professor Weiss-Alles", GAME_NOT_WORKING | GAME_IMPERFECT_SOUND ) // German PAL, 1988 title copyright
-// there exists a later version of professor weiss-alles with a 1989 titlescreen copyright
 // Yeno Professeur Saitout goes here (french SECAM)
 // ? goes here (spanish PAL)