diff --git a/wp-includes/version.php b/wp-includes/version.php
index 3d66bf0e62..416a54fc06 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.8-beta1-40783';
+$wp_version = '4.8-beta1-40784';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.
diff --git a/wp-includes/widgets/class-wp-widget-media-audio.php b/wp-includes/widgets/class-wp-widget-media-audio.php
index 7a5462a585..46accaf4ed 100644
--- a/wp-includes/widgets/class-wp-widget-media-audio.php
+++ b/wp-includes/widgets/class-wp-widget-media-audio.php
@@ -30,7 +30,7 @@ class WP_Widget_Media_Audio extends WP_Widget_Media {
 
 		$this->l10n = array_merge( $this->l10n, array(
 			'no_media_selected' => __( 'No audio selected' ),
-			'add_media' => _x( 'Add File', 'label for button in the audio widget; should not be longer than ~13 characters long' ),
+			'add_media' => _x( 'Add Audio', 'label for button in the audio widget; should not be longer than ~13 characters long' ),
 			'replace_media' => _x( 'Replace Audio', 'label for button in the audio widget; should not be longer than ~13 characters long' ),
 			'edit_media' => _x( 'Edit Audio', 'label for button in the audio widget; should not be longer than ~13 characters long' ),
 			'missing_attachment' => sprintf(