diff --git a/chosen/chosen.proto.js b/chosen/chosen.proto.js
index 54426e2..1588041 100644
--- a/chosen/chosen.proto.js
+++ b/chosen/chosen.proto.js
@@ -658,7 +658,7 @@
         }
         div = new Element('div', {
           'style': style_block
-        }).update(this.search_field.value.unescapeHTML());
+        }).update(this.search_field.value.escapeHTML());
         document.body.appendChild(div);
         w = Element.measure(div, 'width') + 25;
         div.remove();
diff --git a/coffee/chosen.proto.coffee b/coffee/chosen.proto.coffee
index 60c7487..f73cac0 100644
--- a/coffee/chosen.proto.coffee
+++ b/coffee/chosen.proto.coffee
@@ -555,7 +555,7 @@ class Chosen
       for style in styles
         style_block += style + ":" + @search_field.getStyle(style) + ";"
       
-      div = new Element('div', { 'style' : style_block }).update(@search_field.value.unescapeHTML())
+      div = new Element('div', { 'style' : style_block }).update(@search_field.value.escapeHTML())
       document.body.appendChild(div)
 
       w = Element.measure(div, 'width') + 25