diff --git a/pkg/eth/backend_utils.go b/pkg/eth/backend_utils.go
index 06244791..95ac499b 100644
--- a/pkg/eth/backend_utils.go
+++ b/pkg/eth/backend_utils.go
@@ -41,10 +41,11 @@ import (
 var nullHashBytes = common.Hex2Bytes("0000000000000000000000000000000000000000000000000000000000000000")
 var emptyCodeHash = crypto.Keccak256([]byte{})
 
+// These marshalling functions are from internal/ethapi so we have to make our own versions here:
+
 // RPCMarshalHeader converts the given header to the RPC output.
-// This function is eth/internal so we have to make our own version here...
 func RPCMarshalHeader(head *types.Header) map[string]interface{} {
-	headerMap := map[string]interface{}{
+	result := map[string]interface{}{
 		"number":           (*hexutil.Big)(head.Number),
 		"hash":             head.Hash(),
 		"parentHash":       head.ParentHash,
@@ -56,18 +57,28 @@ func RPCMarshalHeader(head *types.Header) map[string]interface{} {
 		"miner":            head.Coinbase,
 		"difficulty":       (*hexutil.Big)(head.Difficulty),
 		"extraData":        hexutil.Bytes(head.Extra),
-		"size":             hexutil.Uint64(head.Size()),
 		"gasLimit":         hexutil.Uint64(head.GasLimit),
 		"gasUsed":          hexutil.Uint64(head.GasUsed),
 		"timestamp":        hexutil.Uint64(head.Time),
 		"transactionsRoot": head.TxHash,
 		"receiptsRoot":     head.ReceiptHash,
 	}
-
 	if head.BaseFee != nil {
-		headerMap["baseFeePerGas"] = (*hexutil.Big)(head.BaseFee)
+		result["baseFeePerGas"] = (*hexutil.Big)(head.BaseFee)
 	}
-	return headerMap
+	if head.WithdrawalsHash != nil {
+		result["withdrawalsRoot"] = head.WithdrawalsHash
+	}
+	if head.BlobGasUsed != nil {
+		result["blobGasUsed"] = hexutil.Uint64(*head.BlobGasUsed)
+	}
+	if head.ExcessBlobGas != nil {
+		result["excessBlobGas"] = hexutil.Uint64(*head.ExcessBlobGas)
+	}
+	if head.ParentBeaconRoot != nil {
+		result["parentBeaconBlockRoot"] = head.ParentBeaconRoot
+	}
+	return result
 }
 
 // RPCMarshalBlock converts the given block to the RPC output which depends on fullTx. If inclTx is true transactions are