diff --git a/src/wp-includes/general-template.php b/src/wp-includes/general-template.php
index ab3977a496e82..2e8058ae16d82 100644
--- a/src/wp-includes/general-template.php
+++ b/src/wp-includes/general-template.php
@@ -426,7 +426,7 @@ function wp_get_tooltip( $content, $args = array() ) {
  * }
  * @return string Tooltip HTML markup, or an empty string when no content is provided.
  */
-function wp_get_toggletip( $content, $args ) {
+function wp_get_toggletip( $content, $args = array() ) {
 	$args['type'] = 'toggletip';
 	return wp_get_tooltip_helper( $content, $args );
 }