diff --git a/_data/chains/eip155-1139.json b/_data/chains/eip155-1139.json
index 2dcea8e9..acbe34fb 100644
--- a/_data/chains/eip155-1139.json
+++ b/_data/chains/eip155-1139.json
@@ -2,7 +2,10 @@
     "name": "MathChain",
     "chain": "MATH",
     "network": "mainnet",
-    "rpc": [],
+    "rpc": [
+      "https://mathchain-asia.maiziqianbao.net/rpc",
+      "https://mathchain-us.maiziqianbao.net/rpc"
+    ],
     "faucets": [],
     "nativeCurrency": {
       "name": "MathChain",
@@ -13,4 +16,4 @@
     "shortName": "MATH",
     "chainId": 1139,
     "networkId": 1139
-  }
\ No newline at end of file
+  }