diff --git a/_data/chains/eip155-2203181.json b/_data/chains/eip155-2203181.json
index 8d0afe0b..1b349ce3 100644
--- a/_data/chains/eip155-2203181.json
+++ b/_data/chains/eip155-2203181.json
@@ -2,8 +2,8 @@
   "name": "PlatON Dev Testnet",
   "chain": "PlatON",
   "rpc": [
-    "https://devnetopenapi.platon.network/rpc",
-    "wss://devnetopenapi.platon.network/ws"
+    "https://devnetopenapi2.platon.network/rpc",
+    "wss://devnetopenapi2.platon.network/ws"
   ],
   "faucets": [
   "https://faucet.platon.network/faucet/?id=e5d32df10aee11ec911142010a667c03"