diff --git a/src/wp-includes/theme.php b/src/wp-includes/theme.php
index 85a4c400cf..e4256f00a1 100644
--- a/src/wp-includes/theme.php
+++ b/src/wp-includes/theme.php
@@ -3477,7 +3477,7 @@ function _wp_customize_include() {
 			'messenger_channel',
 			'settings_previewed',
 			'autosaved',
-			'branching',
+			'branching'
 		)
 	);
 }