diff --git a/public_html/wp-content/themes/wporg-events-2023/src/event-list/index.php b/public_html/wp-content/themes/wporg-events-2023/src/event-list/index.php
index a11dbf0881..065482dafe 100644
--- a/public_html/wp-content/themes/wporg-events-2023/src/event-list/index.php
+++ b/public_html/wp-content/themes/wporg-events-2023/src/event-list/index.php
@@ -55,7 +55,7 @@ function render( $attributes, $content, $block ) {
 	// Group events by month year.
 	$grouped_events = array();
 	foreach ( $filtered_events as $event ) {
-		$event_month_year                      = gmdate('F Y', $event->timestamp);
+		$event_month_year                      = gmdate('F Y', esc_html( $event->timestamp) );
 		$grouped_events[ $event_month_year ][] = $event;
 	}
 
@@ -67,7 +67,7 @@ function render( $attributes, $content, $block ) {
 			$content .= '<li class="wporg-marker-list-item">';
 			$content .= '<h3 class="wporg-marker-list-item__title"><a class="external-link" href="' . esc_url($event->url) . '">' . esc_html($event->title) . '</a></h3>';
 			$content .= '<div class="wporg-marker-list-item__location">' . esc_html($event->location) . '</div>';
-			$content .= '<div class="wporg-marker-list-item__date-time">' . esc_html( $event->timestamp ) . '</div>';
+			$content .= '<div class="wporg-marker-list-item__date-time">' . gmdate( 'F j, Y', esc_html( $event->timestamp ) ) . '</div>';
 			$content .= '</li>';
 		}