diff --git a/pandora/item/management/commands/sqlfindindex.py b/pandora/item/management/commands/sqlfindindex.py
index c651e18f..bba3a247 100644
--- a/pandora/item/management/commands/sqlfindindex.py
+++ b/pandora/item/management/commands/sqlfindindex.py
@@ -45,16 +45,12 @@ class Command(BaseCommand):
                 indexes = connection.introspection.get_indexes(cursor, table)
                 drop = []
                 if column in indexes:
-                    for sql in (
-                        "SELECT indexname, indexdef FROM pg_catalog.pg_indexes " + \
-                              "WHERE indexdef LIKE '%ON {table}%' AND indexdef LIKE '%{column}%'".format(table=table, column=column),
-                        "SELECT indexname, indexdef FROM pg_catalog.pg_indexes " + \
-                              "WHERE indexdef LIKE '%ON public.{table}%' AND indexdef LIKE '%{column}%'".format(table=table, column=column),
-                    ):
-                        cursor.execute(sql)
-                        for r in cursor:
-                            if 'USING gin' not in r[1]:
-                                drop.append(r[0])
+                    sql = "SELECT indexname, indexdef FROM pg_catalog.pg_indexes " + \
+                          "WHERE indexdef LIKE '%ON {table}%' AND indexdef LIKE '%{column}%'".format(table=table, column=column)
+                    cursor.execute(sql)
+                    for r in cursor:
+                        if 'USING gin' not in r[1]:
+                            drop.append(r[0])
                 if drop:
                     for idx in drop:
                         sql = 'DROP INDEX ' + idx
diff --git a/pandora/oxdjango/shortcuts.py b/pandora/oxdjango/shortcuts.py
index 8246a98a..f2a98662 100644
--- a/pandora/oxdjango/shortcuts.py
+++ b/pandora/oxdjango/shortcuts.py
@@ -25,20 +25,14 @@ def _to_json(python_object):
         return python_object.strftime('%Y-%m-%dT%H:%M:%SZ')
     raise TypeError(u'%s %s is not JSON serializable' % (repr(python_object), type(python_object)))
 
-def json_dump(data, fp, indent=4):
-    return json.dump(data, fp, indent=indent, default=_to_json, ensure_ascii=False)
-
-def json_dumps(data, indent=4):
-    return json.dumps(data, indent=indent, default=_to_json, ensure_ascii=False)
-
 def render_to_json_response(dictionary, content_type="application/json", status=200):
     indent = None
     if settings.DEBUG:
         content_type = "text/javascript"
         indent = 2
     if getattr(settings, 'JSON_DEBUG', False):
-        print(json_dumps(dictionary, indent=2).encode('utf-8'))
-    response = json_dumps(dictionary, indent=indent)
+        print(json.dumps(dictionary, indent=2, default=_to_json, ensure_ascii=False).encode('utf-8'))
+    response = json.dumps(dictionary, indent=indent, default=_to_json, ensure_ascii=False)
     if not isinstance(response, bytes):
         response = response.encode('utf-8')
     return HttpResponse(response, content_type=content_type, status=status)