diff --git a/example/pubspec.lock b/example/pubspec.lock
index 0b35e9e..16973cc 100644
--- a/example/pubspec.lock
+++ b/example/pubspec.lock
@@ -14,7 +14,7 @@ packages:
       name: argon2_ffi_base
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.1.4+3"
+    version: "0.1.4+6"
   args:
     dependency: transitive
     description:
diff --git a/lib/kdbx.dart b/lib/kdbx.dart
index 992f5f9..be1dc2f 100644
--- a/lib/kdbx.dart
+++ b/lib/kdbx.dart
@@ -22,3 +22,4 @@ export 'src/kdbx_header.dart'
         KdbxVersion;
 export 'src/kdbx_meta.dart';
 export 'src/kdbx_object.dart';
+export 'src/utils/byte_utils.dart' show ByteUtils;
diff --git a/lib/src/crypto/key_encrypter_kdf.dart b/lib/src/crypto/key_encrypter_kdf.dart
index 7943fa2..5973e43 100644
--- a/lib/src/crypto/key_encrypter_kdf.dart
+++ b/lib/src/crypto/key_encrypter_kdf.dart
@@ -5,7 +5,7 @@ import 'package:argon2_ffi_base/argon2_ffi_base.dart';
 import 'package:crypto/crypto.dart' as crypto;
 import 'package:isolate/isolate_runner.dart';
 import 'package:kdbx/kdbx.dart';
-import 'package:kdbx/src/internal/byte_utils.dart';
+import 'package:kdbx/src/utils/byte_utils.dart';
 import 'package:kdbx/src/kdbx_var_dictionary.dart';
 import 'package:logging/logging.dart';
 import 'package:pointycastle/export.dart';
diff --git a/lib/src/kdbx_binary.dart b/lib/src/kdbx_binary.dart
index a880cbd..d1f3065 100644
--- a/lib/src/kdbx_binary.dart
+++ b/lib/src/kdbx_binary.dart
@@ -2,7 +2,7 @@ import 'dart:convert';
 import 'dart:io';
 import 'dart:typed_data';
 
-import 'package:kdbx/src/internal/byte_utils.dart';
+import 'package:kdbx/src/utils/byte_utils.dart';
 import 'package:kdbx/src/kdbx_header.dart';
 import 'package:kdbx/src/kdbx_xml.dart';
 import 'package:meta/meta.dart';
diff --git a/lib/src/kdbx_format.dart b/lib/src/kdbx_format.dart
index 1746d17..9a5b10d 100644
--- a/lib/src/kdbx_format.dart
+++ b/lib/src/kdbx_format.dart
@@ -12,7 +12,7 @@ import 'package:kdbx/kdbx.dart';
 import 'package:kdbx/src/crypto/key_encrypter_kdf.dart';
 import 'package:kdbx/src/crypto/protected_salt_generator.dart';
 import 'package:kdbx/src/crypto/protected_value.dart';
-import 'package:kdbx/src/internal/byte_utils.dart';
+import 'package:kdbx/src/utils/byte_utils.dart';
 import 'package:kdbx/src/internal/consts.dart';
 import 'package:kdbx/src/internal/crypto_utils.dart';
 import 'package:kdbx/src/kdbx_binary.dart';
diff --git a/lib/src/kdbx_header.dart b/lib/src/kdbx_header.dart
index 98d5f7d..16098bb 100644
--- a/lib/src/kdbx_header.dart
+++ b/lib/src/kdbx_header.dart
@@ -2,7 +2,7 @@ import 'dart:typed_data';
 
 import 'package:crypto/crypto.dart' as crypto;
 import 'package:kdbx/src/crypto/key_encrypter_kdf.dart';
-import 'package:kdbx/src/internal/byte_utils.dart';
+import 'package:kdbx/src/utils/byte_utils.dart';
 import 'package:kdbx/src/internal/consts.dart';
 import 'package:kdbx/src/kdbx_binary.dart';
 import 'package:kdbx/src/kdbx_var_dictionary.dart';
diff --git a/lib/src/kdbx_var_dictionary.dart b/lib/src/kdbx_var_dictionary.dart
index 0ed250d..30a443a 100644
--- a/lib/src/kdbx_var_dictionary.dart
+++ b/lib/src/kdbx_var_dictionary.dart
@@ -1,6 +1,6 @@
 import 'dart:typed_data';
 
-import 'package:kdbx/src/internal/byte_utils.dart';
+import 'package:kdbx/src/utils/byte_utils.dart';
 import 'package:logging/logging.dart';
 import 'package:meta/meta.dart';
 
diff --git a/lib/src/kdbx_xml.dart b/lib/src/kdbx_xml.dart
index 4503a85..aef289b 100644
--- a/lib/src/kdbx_xml.dart
+++ b/lib/src/kdbx_xml.dart
@@ -3,7 +3,7 @@ import 'dart:typed_data';
 
 import 'package:clock/clock.dart';
 import 'package:kdbx/kdbx.dart';
-import 'package:kdbx/src/internal/byte_utils.dart';
+import 'package:kdbx/src/utils/byte_utils.dart';
 import 'package:kdbx/src/kdbx_consts.dart';
 import 'package:meta/meta.dart';
 import 'package:xml/xml.dart';
diff --git a/lib/src/internal/byte_utils.dart b/lib/src/utils/byte_utils.dart
similarity index 100%
rename from lib/src/internal/byte_utils.dart
rename to lib/src/utils/byte_utils.dart
diff --git a/test/internal/byte_utils_test.dart b/test/internal/byte_utils_test.dart
index 340478e..82a1dca 100644
--- a/test/internal/byte_utils_test.dart
+++ b/test/internal/byte_utils_test.dart
@@ -1,6 +1,6 @@
 import 'dart:io';
 
-import 'package:kdbx/src/internal/byte_utils.dart';
+import 'package:kdbx/src/utils/byte_utils.dart';
 import 'package:test/test.dart';
 
 void main() {
diff --git a/test/var_dictionary_test.dart b/test/var_dictionary_test.dart
index e877afb..5cf36c1 100644
--- a/test/var_dictionary_test.dart
+++ b/test/var_dictionary_test.dart
@@ -1,5 +1,5 @@
 import 'package:kdbx/src/crypto/key_encrypter_kdf.dart';
-import 'package:kdbx/src/internal/byte_utils.dart';
+import 'package:kdbx/src/utils/byte_utils.dart';
 import 'package:kdbx/src/kdbx_var_dictionary.dart';
 import 'package:logging/logging.dart';
 import 'package:logging_appenders/logging_appenders.dart';