diff --git a/_data/chains/eip155-108801.json b/_data/chains/eip155-108801.json
new file mode 100644
index 00000000..7ebac3ff
--- /dev/null
+++ b/_data/chains/eip155-108801.json
@@ -0,0 +1,26 @@
+{
+  "name": "BROChain Mainnet",
+  "chain": "BRO",
+  "network": "mainnet",
+  "rpc": [
+    "https://rpc.brochain.org",
+    "http://rpc.brochain.org",
+    "https://rpc.brochain.org/mainnet",
+    "http://rpc.brochain.org/mainnet"
+  ],
+  "faucets": [],
+  "nativeCurrency": {
+    "name": "Brother",
+    "symbol": "BRO",
+    "decimals": 18
+  },
+  "infoURL": "https://brochain.org",
+  "shortName": "bro",
+  "chainId": 108801,
+  "networkId": 108801,
+  "explorers": [{
+    "name": "BROChain Explorer",
+    "url": "https://explorer.brochain.org",
+    "standard": "EIP3091"
+  }]
+}