diff --git a/wp-includes/class-wp-customize-manager.php b/wp-includes/class-wp-customize-manager.php
index 5f193aa858..2c610fd941 100644
--- a/wp-includes/class-wp-customize-manager.php
+++ b/wp-includes/class-wp-customize-manager.php
@@ -3782,7 +3782,7 @@ final class WP_Customize_Manager {
 	 * @return array
 	 */
 	public function export_header_video_settings( $response, $selective_refresh, $partials ) {
-		if ( isset( $partials['header_video'] ) || isset( $partials['external_header_video'] ) ) {
+		if ( isset( $partials['custom_header'] ) ) {
 			$response['custom_header_settings'] = get_header_video_settings();
 		}
 
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 01e1e3cb6d..ad5ffbf302 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.7-alpha-38988';
+$wp_version = '4.7-alpha-38989';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.