diff --git a/sickbeard/providers/newznab.py b/sickbeard/providers/newznab.py
index 85db5e81c84cc5b77b9d7a091a38ed6a728c3bb8..4d5d608566938fcfef76bfed22c727c364e4ad5d 100644
--- a/sickbeard/providers/newznab.py
+++ b/sickbeard/providers/newznab.py
@@ -198,7 +198,7 @@ class NewznabProvider(generic.NZBProvider):
             if add_string:
                 params['q'] += ' ' + add_string
 
-            to_return.append(params)
+            to_return.append(dict(params))
 
             if ep_obj.show.anime:
                 paramsNoEp = params.copy()