diff --git a/chains.json b/chains.json
index 0f478f3ba..a62636369 100644
--- a/chains.json
+++ b/chains.json
@@ -11725,31 +11725,27 @@
         "networkId": 37
     },
     {
-        "name": "Unicorn Ultra Testnet",
+        "name": "U2U Solaris Mainnet",
         "chain": "u2u",
-        "rpc": [
-            "https://rpc-testnet.uniultra.xyz"
-        ],
-        "faucets": [
-            "https://faucet.uniultra.xyz"
-        ],
+        "rpc": ["https://rpc-mainnet.u2u.xyz"],
+        "faucets": [],
         "nativeCurrency": {
-            "name": "Unicorn Ultra",
+            "name": "U2U Network",
             "symbol": "U2U",
             "decimals": 18
         },
-        "infoURL": "https://uniultra.xyz",
+        "infoURL": "https://u2u.xyz",
         "shortName": "u2u",
         "chainId": 39,
         "networkId": 39,
         "icon": "u2u",
         "explorers": [
-            {
-                "icon": "u2u",
-                "name": "U2U Explorer",
-                "url": "https://testnet.uniultra.xyz",
-                "standard": "EIP3091"
-            }
+          {
+            "icon": "u2u",
+            "name": "U2U Explorer",
+            "url": "https://u2uscan.xyz",
+            "standard": "EIP3091"
+          }
         ]
     },
     {