diff --git a/hash/interpro.xml b/hash/interpro.xml
index caa22ac86d9..063090a825a 100644
--- a/hash/interpro.xml
+++ b/hash/interpro.xml
@@ -195,6 +195,29 @@
 			</dataarea>
 		</part>
 
+		<!-- rebuild root floppies for 6400 and 6450 systems -->
+		<part name="6450_root2" interface="floppy_3_5">
+			<feature name="part_id" value="Rebuild Floppy #2/4" />
+			<feature name="compatibility" value="6400,6450"/>
+			<dataarea name="flop" size="1474560">
+				<rom name="6450_root2.img" size="1474560" offset="0" crc="33bb336f" sha1="74a05fb7b7f615f0e2b3186da34bd32d7e3d0880" />
+			</dataarea>
+		</part>
+		<part name="6450_root3" interface="floppy_3_5">
+			<feature name="part_id" value="Rebuild Floppy #3/4" />
+			<feature name="compatibility" value="6400,6450"/>
+			<dataarea name="flop" size="1474560">
+				<rom name="6450_root3.img" size="1474560" offset="0" crc="7a9d0379" sha1="fc1623163b6a18ba840c43cfba5ca41a72deeb80" />
+			</dataarea>
+		</part>
+		<part name="6450_root4" interface="floppy_3_5">
+			<feature name="part_id" value="Rebuild Floppy #4/4" />
+			<feature name="compatibility" value="6400,6450"/>
+			<dataarea name="flop" size="1474560">
+				<rom name="6450_root4.img" size="1474560" offset="0" crc="224cfb96" sha1="19edcc1a796eee9fdc4ec02e503ce46664c26a29" />
+			</dataarea>
+		</part>
+
 		<!-- TODO: root floppy images for all other systems -->
 	</software>