diff --git a/eth/ethconfig/config.go b/eth/ethconfig/config.go
index a7b6b19a47..bad85cde68 100644
--- a/eth/ethconfig/config.go
+++ b/eth/ethconfig/config.go
@@ -72,10 +72,10 @@ var Defaults = Config{
 	RPCGasCap:               50000000,
 	RPCEVMTimeout:           5 * time.Second,
 	GPO:                     FullNodeGPO,
-	RPCTxFeeCap:             1, // 1 ether
+	RPCTxFeeCap:             1,             // 1 ether
 	TxSyncDefaultTimeout:    uint64(20000), // 20 seconds in milliseconds
 	TxSyncMaxTimeout:        uint64(60000), // 1 minute in milliseconds
-	SlowBlockThreshold:      -1, // Disabled by default; set via --debug.logslowblock flag
+	SlowBlockThreshold:      -1,            // Disabled by default; set via --debug.logslowblock flag
 	RangeLimit:              0,
 }
 
diff --git a/internal/ethapi/backend.go b/internal/ethapi/backend.go
index 7ad15b67a2..46f3067511 100644
--- a/internal/ethapi/backend.go
+++ b/internal/ethapi/backend.go
@@ -49,10 +49,10 @@ type Backend interface {
 	ChainDb() ethdb.Database
 	AccountManager() *accounts.Manager
 	ExtRPCEnabled() bool
-	RPCGasCap() uint64            // global gas cap for eth_call over rpc: DoS protection
-	RPCEVMTimeout() time.Duration // global timeout for eth_call over rpc: DoS protection
-	RPCTxFeeCap() float64         // global tx fee cap for all transaction related APIs
-	UnprotectedAllowed() bool     // allows only for EIP155 transactions.
+	RPCGasCap() uint64               // global gas cap for eth_call over rpc: DoS protection
+	RPCEVMTimeout() time.Duration    // global timeout for eth_call over rpc: DoS protection
+	RPCTxFeeCap() float64            // global tx fee cap for all transaction related APIs
+	UnprotectedAllowed() bool        // allows only for EIP155 transactions.
 	RPCTxSyncDefaultTimeout() uint64 // default timeout for eth_sendRawTransactionSync in milliseconds
 	RPCTxSyncMaxTimeout() uint64     // maximum timeout for eth_sendRawTransactionSync in milliseconds