diff --git a/hwdb.d/80-ieee1394-unit-function.hwdb b/hwdb.d/80-ieee1394-unit-function.hwdb
index dc08fcc84a..7431fff92a 100644
--- a/hwdb.d/80-ieee1394-unit-function.hwdb
+++ b/hwdb.d/80-ieee1394-unit-function.hwdb
@@ -670,6 +670,14 @@ ieee1394:ven00000A92mo00000014sp00000A92ver00000001
   ID_MODEL_FROM_DATABASE=StudioLive 32.4.2AI
   IEEE1394_UNIT_FUNCTION_AUDIO=1
 
+# Unregistered OUI. Match to Duende Classic and Duende Mini. They are differentiated by category
+# field of GUID (0x51/0x52) in TCAT specification.
+ieee1394:node:ven0x0050c2mo0x000070units0x0050c2:0x000001
+ieee1394:ven000050C2mo00000070sp000050C2ver00000001
+  ID_VENDOR_FROM_DATABASE=Solid State Logic
+  ID_MODEL_FROM_DATABASE=Duende FireWire
+  IEEE1394_UNIT_FUNCTION_AUDIO=1
+
 ieee1394:node:ven0x000166mo0x000024units0x000166:0x000001
 ieee1394:ven00000166mo00000024sp00000166ver00000001
   ID_VENDOR_FROM_DATABASE=TC Electronic