diff --git a/theme/partials/thumbnail.hbs b/theme/partials/thumbnail.hbs
index bdcbc2d..c8b3b75 100644
--- a/theme/partials/thumbnail.hbs
+++ b/theme/partials/thumbnail.hbs
@@ -42,6 +42,7 @@
     <a href="{{relative urls.large}}">
     {{~/if~}}
         <img
+            loading="lazy"
             src="{{relative urls.small}}"
             width="{{multiply 300 (aspect meta.width meta.height)}}"
             height="300"
@@ -58,4 +59,4 @@
             <img src="{{relative 'public/play.png'}}" />
         </div>
     {{/compare}}
-</div>
\ No newline at end of file
+</div>