diff --git a/_data/chains/eip155-52.json b/_data/chains/eip155-52.json
index a006f959..072ad8a0 100644
--- a/_data/chains/eip155-52.json
+++ b/_data/chains/eip155-52.json
@@ -3,7 +3,7 @@
   "chain": "CSC",
   "network": "mainnet",
   "rpc": [
-    "https://rpc-mainnet.coinex.net"
+    "https://rpc.coinex.net"
   ],
   "faucets": [],
   "nativeCurrency": {