diff --git a/openlp/core/ui/servicemanager.py b/openlp/core/ui/servicemanager.py
index 3c53cf035..e8b201cf6 100644
--- a/openlp/core/ui/servicemanager.py
+++ b/openlp/core/ui/servicemanager.py
@@ -494,7 +494,7 @@ class ServiceManager(OpenLPMixin, RegistryMixin, QtGui.QWidget, Ui_ServiceManage
         service.append({'openlp_core': core})
         return service
 
-    def save_file(self):
+    def save_file(self, field=None):
         """
         Save the current service file.