app/assets/javascripts/pageflow/editor/views/configuration_editors/audio.js in pageflow-0.4.0 vs app/assets/javascripts/pageflow/editor/views/configuration_editors/audio.js in pageflow-0.5.0

@@ -8,9 +8,13 @@
     });
 
     this.tab('files', function() {
       this.input('audio_file_id', pageflow.FileInputView, {collection: pageflow.audioFiles});
       this.input('background_image_id', pageflow.FileInputView, {collection: pageflow.imageFiles});
+      this.input('thumbnail_image_id', pageflow.FileInputView, {
+        collection: pageflow.imageFiles,
+        imagePositioning: false
+      });
     });
 
     this.tab('options', function() {
       this.input('autoplay', pageflow.CheckBoxInputView);
       this.group('options');