diff --git a/skin.js b/skin.js
index 0a56f9b8..b069b0da 100644
--- a/skin.js
+++ b/skin.js
@@ -53,6 +53,9 @@ SkinManager = function() {
         var zip = new JSZip(data);
 
         var style = document.getElementById('skin');
+        // XXX Ideally we would empty the style tag here, but I don't know how
+        // Appending overwrites, which has the same net effect, but after
+        // several skin changes, this tag will get pretty bloated.
         var cssRules = '';
         for(var selector in self._skinImages) {