diff --git a/hwdb.d/80-ieee1394-unit-function.hwdb b/hwdb.d/80-ieee1394-unit-function.hwdb
index 6c05c61e7b..44420e6461 100644
--- a/hwdb.d/80-ieee1394-unit-function.hwdb
+++ b/hwdb.d/80-ieee1394-unit-function.hwdb
@@ -938,3 +938,41 @@ ieee1394:ven000001F2mo*sp000001F2ver00000045
   ID_MODEL_FROM_DATABASE=MOTU 4pre
   IEEE1394_UNIT_FUNCTION_MIDI=1
   IEEE1394_UNIT_FUNCTION_AUDIO=1
+
+#
+# RME Fireface series.
+#
+ieee1394:node:ven0x000a35units0x000a35:0x000001
+ieee1394:ven00000A35mo00101800sp00000A35ver00000001
+  ID_VENDOR_FROM_DATABASE=RME
+  ID_MODEL_FROM_DATABASE=Fireface 800
+  IEEE1394_UNIT_FUNCTION_MIDI=1
+  IEEE1394_UNIT_FUNCTION_AUDIO=1
+
+ieee1394:node:ven0x000a35units0x000a35:0x000002
+ieee1394:ven00000A35mo00101800sp00000A35ver00000002
+  ID_VENDOR_FROM_DATABASE=RME
+  ID_MODEL_FROM_DATABASE=Fireface 400
+  IEEE1394_UNIT_FUNCTION_MIDI=1
+  IEEE1394_UNIT_FUNCTION_AUDIO=1
+
+ieee1394:node:ven0x000a35units0x000a35:0x000003
+ieee1394:ven00000A35mo00101800sp00000A35ver00000003
+  ID_VENDOR_FROM_DATABASE=RME
+  ID_MODEL_FROM_DATABASE=Fireface UFX
+  IEEE1394_UNIT_FUNCTION_MIDI=1
+  IEEE1394_UNIT_FUNCTION_AUDIO=1
+
+ieee1394:node:ven0x000a35units0x000a35:0x000004
+ieee1394:ven00000A35mo00101800sp00000A35ver00000004
+  ID_VENDOR_FROM_DATABASE=RME
+  ID_MODEL_FROM_DATABASE=Fireface UCX
+  IEEE1394_UNIT_FUNCTION_MIDI=1
+  IEEE1394_UNIT_FUNCTION_AUDIO=1
+
+ieee1394:node:ven0x000a35units0x000a35:0x000005
+ieee1394:ven00000A35mo00101800sp00000A35ver00000005
+  ID_VENDOR_FROM_DATABASE=RME
+  ID_MODEL_FROM_DATABASE=Fireface 802
+  IEEE1394_UNIT_FUNCTION_MIDI=1
+  IEEE1394_UNIT_FUNCTION_AUDIO=1