diff --git a/data/marginalia.json b/data/marginalia.json
index 9057956..7ca6440 100644
--- a/data/marginalia.json
+++ b/data/marginalia.json
@@ -21,5 +21,6 @@
     {"id":"jMLLTcEFH9nG","url":"/fluentui-emoji/unlocked_3d.png", "name":"Unlocked", "w":256,"h":256,"alt":"A lock emoji with an unlocked shackle","tags":["fluentui","emoji","unlocked","lock"]},
     {"id":"8kVCMRYTYzav","url":"/fluentui-emoji/violin_3d.png", "name":"Unlocked", "w":256,"h":256,"alt":"A violin emoji","tags":["fluentui","emoji","violin"]},
     {"id":"X4qRyMJsivUe","url":"/fluentui-emoji/warning_3d.png", "name":"Unlocked", "w":256,"h":256,"alt":"A yellow warning triangle emoji","tags":["fluentui","emoji","warning","yellow","triangle"]},
-    {"id":"G_v2LRYH-sup","url":"/fluentui-emoji/wastebasket_3d.png", "name":"Unlocked", "w":256,"h":256,"alt":"An empty wastebasket emoji","tags":["fluentui","emoji","wastebasket","rubbish","bin"]}
+    {"id":"G_v2LRYH-sup","url":"/fluentui-emoji/wastebasket_3d.png", "name":"Unlocked", "w":256,"h":256,"alt":"An empty wastebasket emoji","tags":["fluentui","emoji","wastebasket","rubbish","bin"]},
+    {"id":"NQrEsF6Op0ap","url":"/custom/rubber-duck.png", "name":"Rubber-duck", "w":393,"h":393,"alt":"A yellow rubber duck","tags":["yellow","rubberduck","duck"]}
 ]
\ No newline at end of file
diff --git a/site/images/marginalia/custom/rubber-duck.png b/site/images/marginalia/custom/rubber-duck.png
new file mode 100644
index 0000000..6f899cb
Binary files /dev/null and b/site/images/marginalia/custom/rubber-duck.png differ