diff --git a/packages/chain-list/src/data/ChainInfo.json b/packages/chain-list/src/data/ChainInfo.json
index 8254096d..a265a116 100644
--- a/packages/chain-list/src/data/ChainInfo.json
+++ b/packages/chain-list/src/data/ChainInfo.json
@@ -8413,7 +8413,7 @@
       "addressPrefix": 42,
       "chainType": "RELAYCHAIN",
       "crowdloanUrl": null,
-      "blockExplorer": null,
+      "blockExplorer": "https://avail.subscan.io/",
       "existentialDeposit": "1000000000000",
       "symbol": "AVAIL",
       "decimals": 18,
@@ -8423,7 +8423,10 @@
       "crowdloanParaId": null,
       "crowdloanFunds": []
     },
-    "extraInfo": null,
+    "extraInfo": {
+      "subscanSlug": "avail",
+      "chainBalanceSlug": "avail"
+    },
     "bitcoinInfo": null
   },
   "merlinEvm": {
@@ -9202,4 +9205,4 @@
     "extraInfo": null,
     "bitcoinInfo": null
   }
-}
+}
\ No newline at end of file