diff --git a/src/wp-includes/shortcodes.php b/src/wp-includes/shortcodes.php
index 4120683637..166a7f3c6c 100644
--- a/src/wp-includes/shortcodes.php
+++ b/src/wp-includes/shortcodes.php
@@ -349,7 +349,7 @@ function do_shortcode_tag( $m ) {
 	 *
 	 * @since 4.7.0
 	 *
-	 * @param string $output Shortcode output.
+	 * @param string       $output Shortcode output.
 	 * @param string       $tag    Shortcode name.
 	 * @param array|string $attr   Shortcode attributes array or empty string.
 	 * @param array        $m      Regular expression match array.