diff --git a/lib/src/thumbnail_viewer.dart b/lib/src/thumbnail_viewer.dart
index 3946a60f..3b5628d2 100644
--- a/lib/src/thumbnail_viewer.dart
+++ b/lib/src/thumbnail_viewer.dart
@@ -30,6 +30,9 @@ class ThumbnailViewer extends StatelessWidget {
 
     List<Uint8List?> _byteList = [];
 
+    // the cache of last thumbnail
+    Uint8List? _lastBytes;
+
     for (int i = 1; i <= numberOfThumbnails; i++) {
       Uint8List? _bytes;
       _bytes = await VideoThumbnail.thumbnailData(
@@ -39,6 +42,13 @@ class ThumbnailViewer extends StatelessWidget {
         quality: quality,
       );
 
+      // if current thumbnail is null use the last thumbnail
+      if (_bytes != null) {
+        _lastBytes = _bytes;
+      } else {
+        _bytes = _lastBytes;
+      }
+
       _byteList.add(_bytes);
 
       yield _byteList;