diff --git a/samples/advanced-markers-accessibility/index.ts b/samples/advanced-markers-accessibility/index.ts
index 7acaaacae4..c560200ee5 100644
--- a/samples/advanced-markers-accessibility/index.ts
+++ b/samples/advanced-markers-accessibility/index.ts
@@ -49,15 +49,17 @@ async function initMap() {
     tourStops.forEach(({position, title}, i) => {
         const pin = new PinElement({
             glyph: `${i + 1}`,
+            scale: 1.5,
         });
-
+        // [START maps_advanced_markers_accessibility_marker]
         const marker = new AdvancedMarkerElement({
             position,
             map,
             title: `${i + 1}. ${title}`,
             content: pin.element,
         });
-
+        // [END maps_advanced_markers_accessibility_marker]
+        // [START maps_advanced_markers_accessibility_event_listener]
         // Add a click listener for each marker, and set up the info window.
         marker.addListener('click', ({ domEvent, latLng }) => {
             const { target } = domEvent;
@@ -65,6 +67,7 @@ async function initMap() {
             infoWindow.setContent(marker.title);
             infoWindow.open(marker.map, marker);
         });
+        // [END maps_advanced_markers_accessibility_event_listener]
     });
 }