diff --git a/maps/bsi-kor-Kore-Latn-6505-1982.isc b/maps/bsi-kor-Kore-Latn-6505-1982.isc
index fb6d464..e608998 100644
--- a/maps/bsi-kor-Kore-Latn-6505-1982.isc
+++ b/maps/bsi-kor-Kore-Latn-6505-1982.isc
@@ -41,9 +41,10 @@ metadata {
     layer uses w-forms and breves), whereas the Part Four mechanical
     system encodes plain concatenation (oa oai oi ue). The guide also
     states that letters not in Table VIII and all vernacular words
-    are covered in its Parts ii and iii. Encoding the Sino-Korean
-    layer would be a separate system id \u2014 an owner decision, recorded
-    here rather than merged silently into this map. The /r/-/l/
+    are covered in its Parts ii and iii. That Sino-Korean layer has
+    since been encoded as its own system,
+    bsi-kor-Kore-Latn-6505-1982-t8 (Table VIII transcribed at 8-10x;
+    maps PR #251). The /r/-/l/
     guidance in the same section is stated by the source itself to
     have no single satisfactory rule and is not mechanically
     encodable; the r- initial row (foreign words in the South, North