diff --git a/ledger/byron/byron.go b/ledger/byron/byron.go
index 66db7b47..4ed6dae5 100644
--- a/ledger/byron/byron.go
+++ b/ledger/byron/byron.go
@@ -772,7 +772,9 @@ func NewByronTransactionFromCbor(data []byte) (*ByronTransaction, error) {
 	return &byronTx, nil
 }
 
-func NewByronTransactionOutputFromCbor(data []byte) (*ByronTransactionOutput, error) {
+func NewByronTransactionOutputFromCbor(
+	data []byte,
+) (*ByronTransactionOutput, error) {
 	var byronTxOutput ByronTransactionOutput
 	if _, err := cbor.Decode(data, &byronTxOutput); err != nil {
 		return nil, fmt.Errorf("decode Byron transaction output error: %w", err)
diff --git a/ledger/tx_test.go b/ledger/tx_test.go
index 7557c495..2f108291 100644
--- a/ledger/tx_test.go
+++ b/ledger/tx_test.go
@@ -45,7 +45,10 @@ func TestDetermineTransactionType(t *testing.T) {
 		}
 		tmpTxType, err := ledger.DetermineTransactionType(txCbor)
 		if err != nil {
-			t.Fatalf("DetermineTransactionType failed with an unexpected error: %s", err)
+			t.Fatalf(
+				"DetermineTransactionType failed with an unexpected error: %s",
+				err,
+			)
 		}
 		if tmpTxType != testDef.expectedTxType {
 			t.Fatalf(
diff --git a/protocol/chainsync/messages_test.go b/protocol/chainsync/messages_test.go
index dc06d0f0..c8cea138 100644
--- a/protocol/chainsync/messages_test.go
+++ b/protocol/chainsync/messages_test.go
@@ -206,7 +206,9 @@ func TestMsgRollForwardNodeToNode_CorruptedCBOR(t *testing.T) {
 	)
 
 	if err == nil {
-		t.Fatalf("expected error from NewMsgRollForwardNtN with corrupted CBOR, got nil")
+		t.Fatalf(
+			"expected error from NewMsgRollForwardNtN with corrupted CBOR, got nil",
+		)
 	}
 }
 func TestMsgRollForwardNodeToClient(t *testing.T) {
diff --git a/protocol/chainsync/wrappers.go b/protocol/chainsync/wrappers.go
index 7ec47b08..dccdde6b 100644
--- a/protocol/chainsync/wrappers.go
+++ b/protocol/chainsync/wrappers.go
@@ -68,7 +68,10 @@ func NewWrappedHeader(
 	// Parse block and extract header
 	tmp := []cbor.RawMessage{}
 	if _, err := cbor.Decode(blockCbor, &tmp); err != nil {
-		return nil, fmt.Errorf("CBOR decode failed in NewWrappedHeader: %w", err)
+		return nil, fmt.Errorf(
+			"CBOR decode failed in NewWrappedHeader: %w",
+			err,
+		)
 	}
 	if len(tmp) == 0 {
 		return nil, errors.New("decoded CBOR header is empty")