diff --git a/payload_id_list.txt b/payload_id_list.txt
index 7f45069..c895614 100644
--- a/payload_id_list.txt
+++ b/payload_id_list.txt
@@ -408,6 +408,7 @@
 528, SQ9AOL
 529, NANO-1
 530, SKPQKM
+531, DG4CG
 31415, HORUS-V2
 31416, ITSWINDY
 31417, HORUSRADMON