diff --git a/cmd/utils/flags.go b/cmd/utils/flags.go
index 0200e2c04..b4126917b 100644
--- a/cmd/utils/flags.go
+++ b/cmd/utils/flags.go
@@ -145,7 +145,7 @@ var (
 	}
 	NetworkIdFlag = cli.Uint64Flag{
 		Name:  "networkid",
-		Usage: "Explicitly set network id (integer)(For testnets: use --pulsechain --pulsechain-testnet --ropsten, --rinkeby, --goerli instead)",
+		Usage: "Explicitly set network id (integer)(For testnets: use --pulsechain, --pulsechain-testnet, --ropsten, --rinkeby, --goerli instead)",
 		Value: ethconfig.Defaults.NetworkId,
 	}
 	MainnetFlag = cli.BoolFlag{
diff --git a/core/state_processor.go b/core/state_processor.go
index ad13ccf65..4a115d991 100644
--- a/core/state_processor.go
+++ b/core/state_processor.go
@@ -81,10 +81,8 @@ func (p *StateProcessor) Process(block *types.Block, statedb *state.StateDB, cfg
 	// Iterate over and process the individual transactions
 	posa, isPoSA := p.engine.(consensus.PoSA)
 
-	// Store common transactions
 	commonTxs := make([]*types.Transaction, 0, len(block.Transactions()))
 
-	// Store system transactions
 	// usually do have two tx, one for validator set contract, another for system reward contract.
 	systemTxs := make([]*types.Transaction, 0, 2)
 
diff --git a/eth/ethconfig/config.go b/eth/ethconfig/config.go
index 3d24d399f..452abb01f 100644
--- a/eth/ethconfig/config.go
+++ b/eth/ethconfig/config.go
@@ -61,7 +61,7 @@ var LightClientGPO = gasprice.Config{
 	IgnorePrice:      gasprice.DefaultIgnorePrice,
 }
 
-// Defaults contains default settings for use on the Ethereum main net.
+// Defaults contains default settings for use on the Pulsechain main net.
 var Defaults = Config{
 	SyncMode: downloader.SnapSync,
 	Ethash: ethash.Config{
diff --git a/mobile/geth.go b/mobile/geth.go
index 5e51abf8c..e73224163 100644
--- a/mobile/geth.go
+++ b/mobile/geth.go
@@ -80,7 +80,7 @@ var defaultNodeConfig = &NodeConfig{
 	BootstrapNodes:        PulseChainBootnodes(),
 	MaxPeers:              25,
 	EthereumEnabled:       true,
-	EthereumNetworkID:     1,
+	EthereumNetworkID:     369,
 	EthereumDatabaseCache: 16,
 }