diff --git a/snippets/product-media-gallery.liquid b/snippets/product-media-gallery.liquid
index 4eeff4f..1d4bcda 100644
--- a/snippets/product-media-gallery.liquid
+++ b/snippets/product-media-gallery.liquid
@@ -97,7 +97,7 @@
             {% if product.selected_or_first_available_variant.featured_image.alt != media.alt and product.selected_or_first_available_variant.featured_image.alt != blank %}
             style="display: none;"
             {% endif %}
-            thumbnail-alt={{ media.alt }}>
+            thumbnail-alt-mobile={{ media.alt }}>
             {%- liquid
               assign media_position = media_position | default: 0 | plus: 1
               assign lazy_load = false
@@ -230,6 +230,10 @@
               assign media_index = media_index | plus: 1
             -%}
             <li
+              {% if product.selected_or_first_available_variant.featured_image.alt != media.alt and product.selected_or_first_available_variant.featured_image.alt != blank %}
+              style="display: none;"
+              {% endif %}
+              thumbnail-alt={{ media.alt }}
               id="Slide-Thumbnails-{{ section.id }}-{{ forloop.index }}{{ id_append }}"
               class="thumbnail-list__item slider__slide{% if section.settings.hide_variants and variant_images contains media.src %} thumbnail-list_item--variant{% endif %}"
               data-target="{{ section.id }}-{{ media.id }}"