diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8b671c5..d58625e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,17 @@
+# 1.0.3
+
+* Add application/manifest+json lookup by extension.
+* Add application/toml mimeType lookup by extension.
+* Add audio/aac mimeType lookup by header bytes.
+* Add audio/mpeg mimeType lookup by header bytes.
+* Add audio/ogg mimeType lookup by header bytes.
+* Add audio/weba mimeType lookup by header bytes.
+* Add font/woff2 lookup by extension and header bytes.
+* Add image/avif mimeType lookup by extension.
+* Add image/heic mimeType lookup by extension.
+* Add image/heif mimeType lookup by extension.
+* Change audio/x-aac to audio/aac when detected by extension.
+
 # 1.0.2
 
 * Add audio/x-aiff mimeType lookup by header bytes.
diff --git a/lib/src/default_extension_map.dart b/lib/src/default_extension_map.dart
index 84aa9ae..e66733f 100644
--- a/lib/src/default_extension_map.dart
+++ b/lib/src/default_extension_map.dart
@@ -10,7 +10,7 @@
   '3gp': 'video/3gpp',
   '7z': 'application/x-7z-compressed',
   'aab': 'application/x-authorware-bin',
-  'aac': 'audio/x-aac',
+  'aac': 'audio/aac',
   'aam': 'application/x-authorware-map',
   'aas': 'application/x-authorware-seg',
   'abw': 'application/x-abiword',
@@ -48,6 +48,7 @@
   'atx': 'application/vnd.antix.game-component',
   'au': 'audio/basic',
   'avi': 'video/x-msvideo',
+  'avif': 'image/avif',
   'aw': 'application/applixware',
   'azf': 'application/vnd.airzip.filesecure.azf',
   'azs': 'application/vnd.airzip.filesecure.azs',
@@ -308,6 +309,8 @@
   'hal': 'application/vnd.hal+xml',
   'hbci': 'application/vnd.hbci',
   'hdf': 'application/x-hdf',
+  'heic': 'image/heic',
+  'heif': 'image/heif',
   'hh': 'text/x-c',
   'hlp': 'application/winhlp',
   'hpgl': 'application/vnd.hp-hpgl',
@@ -803,6 +806,8 @@
   'tif': 'image/tiff',
   'tiff': 'image/tiff',
   'tmo': 'application/vnd.tmobile-livetv',
+  // Source: https://toml.io/en/v1.0.0#mime-type
+  'toml': 'application/toml',
   'torrent': 'application/x-bittorrent',
   'tpl': 'application/vnd.groove-tool-template',
   'tpt': 'application/vnd.trid.tpt',
@@ -893,6 +898,8 @@
   'wdp': 'image/vnd.ms-photo',
   'weba': 'audio/webm',
   'webm': 'video/webm',
+  // Source: https://w3c.github.io/manifest/#media-type-registration
+  'webmanifest': 'application/manifest+json',
   'webp': 'image/webp',
   'wg': 'application/vnd.pmi.widget',
   'wgt': 'application/widget',
@@ -909,6 +916,7 @@
   'wmx': 'video/x-ms-wmx',
   'wmz': 'application/x-ms-wmz',
   'woff': 'application/x-font-woff',
+  'woff2': 'font/woff2',
   'wpd': 'application/vnd.wordperfect',
   'wpl': 'application/vnd.ms-wpl',
   'wps': 'application/vnd.ms-works',
diff --git a/lib/src/magic_number.dart b/lib/src/magic_number.dart
index 0cb5a8d..ee3de31 100644
--- a/lib/src/magic_number.dart
+++ b/lib/src/magic_number.dart
@@ -107,6 +107,12 @@
   MagicNumber('image/png', [0x89, 0x50, 0x4E, 0x47, 0x0D, 0x0A, 0x1A, 0x0A]),
   MagicNumber('image/tiff', [0x49, 0x49, 0x2A, 0x00]),
   MagicNumber('image/tiff', [0x4D, 0x4D, 0x00, 0x2A]),
+  MagicNumber('audio/aac', [0xFF, 0xF1]),
+  MagicNumber('audio/aac', [0xFF, 0xF9]),
+  MagicNumber('audio/weba', [0x1A, 0x45, 0xDF, 0xA3]),
+  MagicNumber('audio/mpeg', [0x49, 0x44, 0x33]),
+  MagicNumber('audio/mpeg', [0xFF, 0xFB]),
+  MagicNumber('audio/ogg', [0x4F, 0x70, 0x75]),
   MagicNumber('video/mp4', [
     0x00,
     0x00,
@@ -167,5 +173,7 @@
     0xFF,
     0xFF,
     0xFF
-  ])
+  ]),
+
+  MagicNumber('font/woff2', [0x77, 0x4f, 0x46, 0x32]),
 ];
diff --git a/pubspec.yaml b/pubspec.yaml
index af9210b..b675981 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,5 +1,5 @@
 name: mime
-version: 1.0.2
+version: 1.0.3
 description: >-
   Utilities for handling media (MIME) types, including determining a type from
   a file extension and file contents.
diff --git a/test/mime_type_test.dart b/test/mime_type_test.dart
index b5f037d..e99214a 100644
--- a/test/mime_type_test.dart
+++ b/test/mime_type_test.dart
@@ -41,8 +41,12 @@
       _expectMimeType('file.tiff', 'image/tiff');
       _expectMimeType('file.tif', 'image/tiff');
       _expectMimeType('file.webp', 'image/webp');
+      _expectMimeType('file.mp3', 'audio/mpeg');
+      _expectMimeType('file.aac', 'audio/aac');
+      _expectMimeType('file.ogg', 'audio/ogg');
       _expectMimeType('file.aiff', 'audio/x-aiff');
       _expectMimeType('file.m4a', 'audio/mp4');
+      _expectMimeType('file.toml', 'application/toml');
     });
 
     test('unknown-mime-type', () {
@@ -104,6 +108,12 @@
         0x42,
         0x50
       ]);
+      _expectMimeType('file', 'audio/mpeg',
+          headerBytes: [0x49, 0x44, 0x33, 0x0D, 0x0A, 0x1A, 0x0A]);
+      _expectMimeType('file', 'audio/aac',
+          headerBytes: [0xFF, 0xF1, 0x0D, 0x0A, 0x1A, 0x0A]);
+      _expectMimeType('file', 'audio/ogg',
+          headerBytes: [0x4F, 0x70, 0x75, 0x0D, 0x0A, 0x1A, 0x0A]);
       _expectMimeType('file', 'audio/x-aiff', headerBytes: [
         0x46,
         0x4F,