diff --git a/assets/unknown/info.json b/assets/unknown/info.json
index 1f6d3b1..c5e7083 100644
--- a/assets/unknown/info.json
+++ b/assets/unknown/info.json
@@ -6,7 +6,9 @@
       "name": "Unknown Asset",
       "network": "unknown",
       "symbol": "UNKNOWN",
-      "tags": []
+      "tags": [
+        "unknown"
+      ]
     }
   ],
   "id": "unknown",
diff --git a/enums/tags/asset.contracts.json b/enums/tags/asset.contracts.json
index 8bb4d68..79fc21e 100644
--- a/enums/tags/asset.contracts.json
+++ b/enums/tags/asset.contracts.json
@@ -10,5 +10,9 @@
   {
     "value": "testnet",
     "description": "This asset contract is deployed at testnet"
+  },
+  {
+    "value": "unknown",
+    "description": "This asset contract is deployed at unknown network"
   }
 ]