diff --git a/lib/photo_gallery.dart b/lib/photo_gallery.dart
index af722c2..6217f0c 100644
--- a/lib/photo_gallery.dart
+++ b/lib/photo_gallery.dart
@@ -18,7 +18,7 @@ part 'src/models/medium.dart';
 
 /// Accessing the native photo gallery.
 class PhotoGallery {
-  static const MethodChannel _channel = const MethodChannel('photo_gallery');
+  static const MethodChannel _channel = MethodChannel('photo_gallery');
 
   /// List all available gallery albums and counts number of items of [MediumType].
   static Future<List<Album>> listAlbums({
@@ -80,7 +80,7 @@ class PhotoGallery {
       'highQuality': highQuality,
     });
     if (bytes == null) throw "Failed to fetch thumbnail of medium $mediumId";
-    return new List<int>.from(bytes);
+    return List<int>.from(bytes);
   }
 
   /// Get album thumbnail by album id
@@ -101,7 +101,7 @@ class PhotoGallery {
       'highQuality': highQuality,
     });
     if (bytes == null) throw "Failed to fetch thumbnail of album $albumId";
-    return new List<int>.from(bytes);
+    return List<int>.from(bytes);
   }
 
   /// get medium file by medium id
diff --git a/lib/src/models/album.dart b/lib/src/models/album.dart
index 5bf22dc..bd12cda 100644
--- a/lib/src/models/album.dart
+++ b/lib/src/models/album.dart
@@ -56,7 +56,7 @@ class Album {
   }) {
     return PhotoGallery.getAlbumThumbnail(
       albumId: id,
-      mediumType: this.mediumType,
+      mediumType: mediumType,
       width: width,
       height: height,
       highQuality: highQuality,