diff --git a/editions/tw5.com/tiddlers/hellothere/thumbnails/HelloThumbnail - Developers.tid b/editions/tw5.com/tiddlers/hellothere/thumbnails/HelloThumbnail - Developers.tid
index c7e52ad13..141c8c90f 100644
--- a/editions/tw5.com/tiddlers/hellothere/thumbnails/HelloThumbnail - Developers.tid	
+++ b/editions/tw5.com/tiddlers/hellothere/thumbnails/HelloThumbnail - Developers.tid	
@@ -2,6 +2,6 @@ title: HelloThumbnail - Developers
 tags: HelloThumbnail
 color: #6B6E98
 background-color: #EAE57D
-icon: {{$:/core/images/theme-button}}
+image: Dev Thumbnail.jpg
 caption: Developers
 link: Developers
diff --git a/editions/tw5.com/tiddlers/images/Dev Thumbnail.jpg b/editions/tw5.com/tiddlers/images/Dev Thumbnail.jpg
new file mode 100644
index 000000000..1a26d1aee
Binary files /dev/null and b/editions/tw5.com/tiddlers/images/Dev Thumbnail.jpg differ
diff --git a/editions/tw5.com/tiddlers/images/Dev Thumbnail.jpg.meta b/editions/tw5.com/tiddlers/images/Dev Thumbnail.jpg.meta
new file mode 100644
index 000000000..b52891518
--- /dev/null
+++ b/editions/tw5.com/tiddlers/images/Dev Thumbnail.jpg.meta	
@@ -0,0 +1,3 @@
+title: Dev Thumbnail.jpg
+type: image/jpeg
+tags: picture