diff --git a/objects/coin-address/definition.json b/objects/coin-address/definition.json
index e87b884..343f337 100644
--- a/objects/coin-address/definition.json
+++ b/objects/coin-address/definition.json
@@ -1,13 +1,19 @@
 {
   "requiredOneOf": [
-    "address"
+    "address",
+    "address-xmr"
   ],
   "attributes": {
     "address": {
-      "description": "Address used as a payment destination in a cryptocurrency",
+      "description": "Bitcoin address used as a payment destination in a cryptocurrency",
       "ui-priority": 1,
       "misp-attribute": "btc"
     },
+    "address-xmr": {
+      "description": "Monero address used as a payment destination in a cryptocurrency",
+      "ui-priority": 1,
+      "misp-attribute": "xmr"
+    },
     "symbol": {
       "description": "The (uppercase) symbol of the cryptocurrency used. Symbol should be from https://coinmarketcap.com/all/views/all/",
       "misp-attribute": "text",
@@ -61,7 +67,7 @@
       "recommended": false
     }
   },
-  "version": 2,
+  "version": 3,
   "description": "An address used in a cryptocurrency",
   "meta-category": "financial",
   "uuid": "d0e6997e-78da-4815-a6a1-cfc1c1cb8a46",