diff --git a/jackfrost/widgets.py b/jackfrost/widgets.py
index 9b80947..7420fad 100644
--- a/jackfrost/widgets.py
+++ b/jackfrost/widgets.py
@@ -80,7 +80,7 @@ def render_jquery_autocomplete(self, attrs):
         texto = autocomplete_textinput_template % (
             simplejson.dumps(id),
             simplejson.dumps(url),
-            simplejson.dumps(custom_renderer)
+            custom_renderer
         )
         return mark_safe(texto)