diff --git a/lib/features/series/presentation/series_detail_screen.dart b/lib/features/series/presentation/series_detail_screen.dart
index 6943518..feb1b32 100644
--- a/lib/features/series/presentation/series_detail_screen.dart
+++ b/lib/features/series/presentation/series_detail_screen.dart
@@ -429,7 +429,7 @@ class _SeriesDetailScreenState extends ConsumerState<SeriesDetailScreen> {
         decoration: bgPoster != null
             ? BoxDecoration(
                 image: DecorationImage(
-                  image: NetworkImage('https://image.tmdb.org/t/p/w342$bgPoster'),
+                  image: NetworkImage('https://image.tmdb.org/t/p/w780$bgPoster'),
                   fit: BoxFit.cover,
                 ),
               )