diff --git a/core/misc/autocomplete.js b/core/misc/autocomplete.js
index 2181fda..a530de9 100644
--- a/core/misc/autocomplete.js
+++ b/core/misc/autocomplete.js
@@ -87,9 +87,10 @@
     function showSuggestions(suggestions) {
       var tagged = autocomplete.splitValues(request.term);
       for (var i = 0, il = tagged.length; i < il; i++) {
-        var index = suggestions.indexOf(tagged[i]);
-        if (index >= 0) {
-          suggestions.splice(index, 1);
+        for (var j = 0; j < suggestions.length; j++) {
+          if (suggestions[j].value == tagged[i]) {
+            suggestions.splice(j, 1);
+          }
         }
       }
       response(suggestions);