diff --git a/hash/msx1_flop.xml b/hash/msx1_flop.xml
index a899c6b6e02..6f58473e35d 100644
--- a/hash/msx1_flop.xml
+++ b/hash/msx1_flop.xml
@@ -18,7 +18,7 @@
 		<description>Jet Set Willy II (trained)</description>
 		<year>1986</year>
 		<publisher>bootleg</publisher>
-		<part name="flop1" interface="floppy_5_25">
+		<part name="flop1" interface="floppy_3_5">
 			<dataarea name="flop" size="737280">
 				<rom name="jet set willy ii - the final frontier (1985)(software projects)(gb)[t].dsk" size="737280" crc="af505b0c" sha1="80c9d7d113acbda75f92d10bec1b8f3322e62176" offset="0" />
 			</dataarea>
@@ -29,7 +29,7 @@
 	<description>Oh Mummy!!</description>
 	<year>1984</year>
 	<publisher>Longman Software</publisher>
-	<part name="flop1" interface="floppy_5_25">
+	<part name="flop1" interface="floppy_3_5">
 		<dataarea name="flop" size="737280">
 		<rom name="oh mummy!! (1984)(longman software)(gb).dsk" size="737280" crc="9cf775cc" sha1="cd7db0faf25ae33699b1708a19a874e3662e158a" offset="0" />
 		</dataarea>
@@ -40,7 +40,7 @@
 	<description>Oh Shit!</description>
 	<year>1986</year>
 	<publisher>Aackosoft</publisher>
-	<part name="flop1" interface="floppy_5_25">
+	<part name="flop1" interface="floppy_3_5">
 		<dataarea name="flop" size="737280">
 		<rom name="oh shit! (1986)(aackosoft)(nl).dsk" size="737280" crc="735ebc21" sha1="7de3f69a8a5136e0dd25214d36b1194a6506b377" offset="0" />
 		</dataarea>
@@ -51,7 +51,7 @@
 	<description>Oh No!</description>
 	<year>1986</year>
 	<publisher>Eaglesoft</publisher>
-	<part name="flop1" interface="floppy_5_25">
+	<part name="flop1" interface="floppy_3_5">
 		<dataarea name="flop" size="737280">
 		<rom name="oh no! (1986)(eaglesoft)(nl)[aka oh shit!].dsk" size="737280" crc="aee65f34" sha1="5c2cd6dd8192a8c29fc0e272181272cb26cc2af6" offset="0" />
 		</dataarea>