diff --git a/CHANGELOG.md b/CHANGELOG.md
index 77ccca6..00a09a9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+# 1.26.5
+
+- Fixed in `ReactionTypeCustomEmoji.customEmojiId`
+
 # 1.26.4
 
 - Added `LocalFile` class.
diff --git a/lib/src/telegram/models/reaction_type_custom_emoji.dart b/lib/src/telegram/models/reaction_type_custom_emoji.dart
index e2c5e2a..39fe796 100644
--- a/lib/src/telegram/models/reaction_type_custom_emoji.dart
+++ b/lib/src/telegram/models/reaction_type_custom_emoji.dart
@@ -7,11 +7,11 @@ class ReactionTypeCustomEmoji implements ReactionType {
   final ReactionTypeType type = ReactionTypeType.customEmoji;
 
   /// Custom emoji identifier
-  final String customEmoji;
+  final String customEmojiId;
 
   /// Constructs a [ReactionTypeCustomEmoji] object
   const ReactionTypeCustomEmoji({
-    required this.customEmoji,
+    required this.customEmojiId,
   });
 
   /// Converts a [ReactionTypeCustomEmoji] object to JSON object
@@ -19,14 +19,14 @@ class ReactionTypeCustomEmoji implements ReactionType {
   Map<String, dynamic> toJson() {
     return {
       'type': type.value,
-      'custom_emoji': customEmoji,
+      'custom_emoji_id': customEmojiId,
     };
   }
 
   /// Creates a [ReactionTypeCustomEmoji] object from JSON object
   factory ReactionTypeCustomEmoji.fromJson(Map<String, dynamic> json) {
     return ReactionTypeCustomEmoji(
-      customEmoji: json['custom_emoji']!,
+      customEmojiId: json['custom_emoji_id']!,
     );
   }
 }
diff --git a/lib/src/televerse/api/raw_api.dart b/lib/src/televerse/api/raw_api.dart
index 878d91c..66b003b 100644
--- a/lib/src/televerse/api/raw_api.dart
+++ b/lib/src/televerse/api/raw_api.dart
@@ -171,6 +171,8 @@ class RawAPI {
         e.field: LocalFile(
           e.file.getBytes(),
           fileName: e.name,
+          headers: e.file.headers,
+          contentType: e.file.mimeType,
         ),
       };
     }).toList();
diff --git a/lib/src/televerse/models/input_file.dart b/lib/src/televerse/models/input_file.dart
index fd3a25d..97bc6cf 100644
--- a/lib/src/televerse/models/input_file.dart
+++ b/lib/src/televerse/models/input_file.dart
@@ -35,18 +35,28 @@ class InputFile {
   /// The bytes of the file.
   final Uint8List? bytes;
 
+  /// Mime Type of the File
+  final String? mimeType;
+
+  /// Additional headers
+  final Map<String, List<String>>? headers;
+
   /// Private constructor for [InputFile].
   const InputFile._({
     this.fileId,
     this.url,
     this.bytes,
     this.name,
+    this.headers,
+    this.mimeType,
   });
 
   /// Creates a new [InputFile] using a local file.
   factory InputFile.fromFile(
     io.File file, {
     String? name,
+    String? mimeType,
+    Map<String, List<String>>? headers,
   }) {
     if (!file.existsSync()) {
       throw TeleverseException.fileDoesNotExist(file.path);
@@ -54,6 +64,8 @@ class InputFile {
     return InputFile._(
       bytes: file.readAsBytesSync(),
       name: name ?? file.filename,
+      mimeType: mimeType,
+      headers: headers,
     );
   }
 
@@ -70,9 +82,17 @@ class InputFile {
       );
 
   /// Creates a new [InputFile] using the bytes of the file.
-  factory InputFile.fromBytes(Uint8List bytes, {String? name}) => InputFile._(
+  factory InputFile.fromBytes(
+    Uint8List bytes, {
+    String? name,
+    String? mimeType,
+    Map<String, List<String>>? headers,
+  }) =>
+      InputFile._(
         bytes: bytes,
         name: name,
+        mimeType: mimeType,
+        headers: headers,
       );
 
   /// Returns the type of the [InputFile].
diff --git a/pubspec.yaml b/pubspec.yaml
index 12a5761..7ba61f0 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: televerse
 description: Televerse lets you create your own efficient Telegram bots with ease in Dart. Supports latest Telegram Bot API - 7.10!
-version: 1.26.4
+version: 1.26.5
 homepage: https://televerse.xooniverse.com
 repository: https://github.com/xooniverse/televerse
 topics: