diff --git a/src/Nethermind/Nethermind.JsonRpc/Modules/Admin/AdminRpcModule.cs b/src/Nethermind/Nethermind.JsonRpc/Modules/Admin/AdminRpcModule.cs
index 25da270be2a..a6c501da755 100644
--- a/src/Nethermind/Nethermind.JsonRpc/Modules/Admin/AdminRpcModule.cs
+++ b/src/Nethermind/Nethermind.JsonRpc/Modules/Admin/AdminRpcModule.cs
@@ -72,7 +72,8 @@ private void BuildNodeInfo()
     private void UpdateEthProtocolInfo()
     {
         _nodeInfo.Protocols["eth"].Difficulty = _blockTree.Head?.TotalDifficulty ?? 0;
-        _nodeInfo.Protocols["eth"].NewtorkId = _blockTree.ChainId;
+        _nodeInfo.Protocols["eth"].NewtorkId = _blockTree.NetworkId;
+        _nodeInfo.Protocols["eth"].ChainId = _blockTree.ChainId;
         _nodeInfo.Protocols["eth"].HeadHash = _blockTree.HeadHash;
         _nodeInfo.Protocols["eth"].GenesisHash = _blockTree.GenesisHash;
         _nodeInfo.Protocols["eth"].Config = _parameters;
diff --git a/src/Nethermind/Nethermind.JsonRpc/Modules/Admin/EthProtocolInfo.cs b/src/Nethermind/Nethermind.JsonRpc/Modules/Admin/EthProtocolInfo.cs
index 228f91c7dda..e70ef78ba29 100644
--- a/src/Nethermind/Nethermind.JsonRpc/Modules/Admin/EthProtocolInfo.cs
+++ b/src/Nethermind/Nethermind.JsonRpc/Modules/Admin/EthProtocolInfo.cs
@@ -18,6 +18,8 @@ public class EthProtocolInfo
         public Hash256 HeadHash { get; set; }
         [JsonPropertyName("network")]
         public ulong NewtorkId { get; set; }
+        [JsonPropertyName("chainId")]
+        public ulong ChainId { get; set; }
         [JsonPropertyName("config")]
         public ChainParameters Config { get; set; }
     }