diff --git a/Phi/topics/Aircraft.html b/Phi/topics/Aircraft.html
index 091d9b3d2..795dbd803 100644
--- a/Phi/topics/Aircraft.html
+++ b/Phi/topics/Aircraft.html
@@ -1,6 +1,6 @@
 
 <div class="tabs vtabs">
-    <img src="/aircraft-dir/thumbnail.jpg" style="width: 100%; border-radius: 10px; box-shadow: 0px 7px 9px #666666;">
+    <img data-bind="attr: { src: thumbnailUrl }" style="width: 100%; border-radius: 10px; box-shadow: 0px 7px 9px #666666;">
 
     <ul data-bind="foreach: topics">
         <li
diff --git a/Phi/topics/Aircraft.js b/Phi/topics/Aircraft.js
index 475ca0235..afdd49f79 100644
--- a/Phi/topics/Aircraft.js
+++ b/Phi/topics/Aircraft.js
@@ -27,6 +27,8 @@ define([
 
         self.config = ko.observable({});
 
+        self.thumbnailUrl = "/aircraft-dir/thumbnail.jpg?N=" + Date.now();
+
         jquery.get('/aircraft-dir/Phi/config.json', null, function(config) {
             self.config(config);