diff --git a/src/plugins/plugin_exp_pubsub_schema.py b/src/plugins/plugin_exp_pubsub_schema.py
index 4691d653..8e74c08a 100755
--- a/src/plugins/plugin_exp_pubsub_schema.py
+++ b/src/plugins/plugin_exp_pubsub_schema.py
@@ -243,12 +243,12 @@ class PubsubSchema(object):
             schema = generic.parseXml(schema.encode('utf-8'))
         else:
             schema = None
-        d = self.sendDataFormItem(client, service, nodeIdentifier, values, schema, True, item_id or None, extra)
+        d = self.sendDataFormItem(client, service, nodeIdentifier, values, schema, item_id or None, extra, deserialise=True)
         d.addCallback(lambda ret: ret or u'')
         return d
 
     @defer.inlineCallbacks
-    def sendDataFormItem(self, client, service, nodeIdentifier, values, schema=None, deserialise=False, item_id=None, extra=None):
+    def sendDataFormItem(self, client, service, nodeIdentifier, values, schema=None, item_id=None, extra=None, deserialise=False):
         """Publish an item as a dataform when we know that there is a schema
 
         @param values(dict[[iterable[object], object]): values set for the form