diff --git a/clusters/threat-actor.json b/clusters/threat-actor.json
index ceb3fc8..fbb23b7 100644
--- a/clusters/threat-actor.json
+++ b/clusters/threat-actor.json
@@ -2819,7 +2819,8 @@
           "IRIDIUM",
           "Blue Echidna",
           "FROZENBARENTS",
-          "UAC-0113"
+          "UAC-0113",
+          "Seashell Blizzard"
         ],
         "targeted-sector": [
           "Electric",