diff --git a/clusters/threat-actor.json b/clusters/threat-actor.json
index 4f474b0..82e5ab8 100644
--- a/clusters/threat-actor.json
+++ b/clusters/threat-actor.json
@@ -1946,7 +1946,8 @@
         "synonyms": [
           "APT 33",
           "Elfin",
-          "MAGNALLIUM"
+          "MAGNALLIUM",
+          "Refined Kitten"
         ]
       },
       "related": [