diff --git a/hash/ibm5170.xml b/hash/ibm5170.xml
index b8e7437f292..f883b293ec9 100644
--- a/hash/ibm5170.xml
+++ b/hash/ibm5170.xml
@@ -9610,14 +9610,27 @@
 	</software>
 
 	<software name="finalchs">
-		<!-- uses Final ChessCard ISA card, ROM v2.0 (incompatible with newer version) -->
-		<description>The Final ChessCard</description>
+		<!-- uses Final ChessCard ISA card, ROM v3.6 (incompatible with older version) -->
+		<description>The Final ChessCard (Installer v2.0/Program v1.9)</description>
 		<year>1989</year>
 		<publisher>Tasc</publisher>
 		<info name="usage" value="Final ChessCard ISA card required" />
 		<part name="flop1" interface="floppy_3_5">
-			<dataarea name="flop" size="1474560">
-				<rom name="finalchs.img" size="1474560" crc="3428d309" sha1="ea345d6828ffd9ff9be3ac4e037e80491bb7ce74"/>
+			<dataarea name="flop" size="737280">
+				<rom name="finalchs.img" size="737280" crc="300958e4" sha1="8ba33b8022f26462873ec5df6b3562e268b6019d"/>
+			</dataarea>
+		</part>
+	</software>
+
+	<software name="finalchso">
+		<!-- uses Final ChessCard ISA card, ROM v2.0 (incompatible with newer version) -->
+		<description>The Final ChessCard (Program v1.5)</description>
+		<year>1989</year>
+		<publisher>Tasc</publisher>
+		<info name="usage" value="Final ChessCard ISA card required" />
+		<part name="flop1" interface="floppy_3_5">
+			<dataarea name="flop" size="737280">
+				<rom name="finalchso.img" size="737280" crc="4988a9c7" sha1="27483b574e73ca1bbd3984f7d1318ecc313a8b3e"/>
 			</dataarea>
 		</part>
 	</software>
diff --git a/src/devices/bus/isa/finalchs.cpp b/src/devices/bus/isa/finalchs.cpp
index 99398ef4418..c53ecd2b76d 100644
--- a/src/devices/bus/isa/finalchs.cpp
+++ b/src/devices/bus/isa/finalchs.cpp
@@ -72,10 +72,10 @@ void isa8_finalchs_device::device_reset()
 
 ROM_START( finalchs )
 	ROM_REGION( 0x10000, "maincpu", 0 )
-	ROM_SYSTEM_BIOS(0, "v20", "ROM v2.0") // 01-11-89
-	ROMX_LOAD("fcc_v20.bin", 0x8000, 0x8000, CRC(c8e72dff) SHA1(f422b19a806cef4fadd580caefaaf8c32b644098), ROM_BIOS(0))
-	ROM_SYSTEM_BIOS(1, "v36", "ROM v3.6") // 22-05-90
-	ROMX_LOAD("fcc_v36.bin", 0x8000, 0x8000, CRC(70800e6c) SHA1(fa8170606313adeaadad3bbf1ca18cae567e4207), ROM_BIOS(1))
+	ROM_SYSTEM_BIOS(0, "v36", "ROM v3.6") // 22-05-90
+	ROMX_LOAD("fcc_v36.bin", 0x8000, 0x8000, CRC(70800e6c) SHA1(fa8170606313adeaadad3bbf1ca18cae567e4207), ROM_BIOS(0))
+	ROM_SYSTEM_BIOS(1, "v20", "ROM v2.0") // 01-11-89
+	ROMX_LOAD("fcc_v20.bin", 0x8000, 0x8000, CRC(c8e72dff) SHA1(f422b19a806cef4fadd580caefaaf8c32b644098), ROM_BIOS(1))
 ROM_END
 
 const tiny_rom_entry *isa8_finalchs_device::device_rom_region() const