diff --git a/blog/voyager.html b/blog/voyager.html
index 48f9b8c..541a3c9 100644
--- a/blog/voyager.html
+++ b/blog/voyager.html
@@ -20,7 +20,7 @@
           <div class="h1-container">
             <h1>ZSA Voyager</h1>
           </div>
-          <a href="/"><img src="images/voyager-thumbnail.jpg" /></a>
+          <a href="/"><img src="images/voyager-thumbnail.webp" /></a>
         </div>
         <ul id="index">
           <li><a href="/">Home</a></li>