diff --git a/ledger/alonzo/block_test.go b/ledger/alonzo/block_test.go
index de08b420..60fa85c5 100644
--- a/ledger/alonzo/block_test.go
+++ b/ledger/alonzo/block_test.go
@@ -1,7 +1,91 @@
+// Copyright 2025 Blink Labs Software
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 package alonzo_test
 
+import (
+	"bytes"
+	"encoding/hex"
+	"strings"
+	"testing"
+
+	"github.com/blinklabs-io/gouroboros/cbor"
+	"github.com/blinklabs-io/gouroboros/ledger/alonzo"
+)
+
 // https://cexplorer.io/block/1d7974cb01cc9e3fbe9dd7594795a36b21cb1deb2f1b70a0625332c91bd7e5a7
 //
 //slot:72316767
 //hash:1d7974cb01cc9e3fbe9dd7594795a36b21cb1deb2f1b70a0625332c91bd7e5a7
 var alonzoBlockHex = "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"
+
+func TestAlonzoBlock_CborRoundTrip_UsingCborEncode(t *testing.T) {
+	hexStr := strings.TrimSpace(alonzoBlockHex)
+
+	// Decode the hex string into CBOR bytes
+	dataBytes, err := hex.DecodeString(hexStr)
+	if err != nil {
+		t.Fatalf(
+			"Failed to decode Alonzo block hex string into CBOR bytes: %v",
+			err,
+		)
+	}
+
+	// Deserialize CBOR bytes into AlonzoBlock struct
+	var block alonzo.AlonzoBlock
+	err = block.UnmarshalCBOR(dataBytes)
+	if err != nil {
+		t.Fatalf("Failed to unmarshal CBOR data into AlonzoBlock: %v", err)
+	}
+
+	// Re-encode using the cbor Encode function
+	encoded, err := cbor.Encode(block)
+	if err != nil {
+		t.Fatalf(
+			"Failed to marshal AlonzoBlock using custom encode function: %v",
+			err,
+		)
+	}
+	if encoded == nil || len(encoded) == 0 {
+		t.Fatal("Custom encoded CBOR from AlonzoBlock is nil or empty")
+	}
+
+	// Ensure the original and re-encoded CBOR bytes are identical
+	if !bytes.Equal(dataBytes, encoded) {
+		t.Errorf(
+			"Custom CBOR round-trip mismatch for Alonzo block\nOriginal CBOR (hex): %x\nCustom Encoded CBOR (hex): %x",
+			dataBytes,
+			encoded,
+		)
+
+		// Check from which byte it differs
+		diffIndex := -1
+		for i := 0; i < len(dataBytes) && i < len(encoded); i++ {
+			if dataBytes[i] != encoded[i] {
+				diffIndex = i
+				break
+			}
+		}
+		if diffIndex != -1 {
+			t.Logf("First mismatch at byte index: %d", diffIndex)
+			t.Logf(
+				"Original byte: 0x%02x, Re-encoded byte: 0x%02x",
+				dataBytes[diffIndex],
+				encoded[diffIndex],
+			)
+		} else {
+			t.Logf("Length mismatch: original length = %d, re-encoded length = %d", len(dataBytes), len(encoded))
+		}
+	}
+}