diff --git a/demo/index.html b/demo/index.html
index 1955032..74cb58b 100644
--- a/demo/index.html
+++ b/demo/index.html
@@ -23,7 +23,6 @@
-
@@ -223,7 +222,7 @@
Paper-cards can have expanded supporting text
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@@ -235,8 +234,7 @@ Paper-cards can have expanded supporting text
function _toggle() {
var moreInfo = document.getElementById('more-info');
var iconButton = Polymer.dom(event).localTarget;
- iconButton.icon = moreInfo.opened ? 'hardware:keyboard-arrow-up'
- : 'hardware:keyboard-arrow-down';
+ iconButton.icon = moreInfo.opened ? 'expand-more': 'expand-less';
moreInfo.toggle();
}